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May. 17, 2013

Researchers Report Cloning Advance for Producing Stem Cells

Through cloning techniques, researchers created a source of embryonic stem cells genetically identical to a patient.

stem cell, cloning, biotechnology, genetics, embryonic stem cells, ethics

May. 17, 2013

Insects May Be the Taste of the Next Generation, Report Says

Can entomophagy, the eating of insects, help improve the world’s food resources?

food, nutrition, agriculture, eating bugs, entomophagy, eating insects, insects as food, Peter Menzel, man eating bugs, UN food and agriculture organization

May. 17, 2013

Desktop Diaries: Daniel Kahneman

A visit with psychologist Daniel Kahneman, who won the Nobel Prize in economic sciences in 2002.

desktop diary, desktop diaries, Daniel Kahneman, nobel prize, psychology, decision-making, desktop diaries

May. 17, 2013

Resetting the Theory of Time

Physicist Lee Smolin explains his theory of time, and why the future of physics depends on it.

time, cosmology, physics, Lee Smolin, Time Reborn: From the Crisis in Physics to the Future of the Universe

May. 17, 2013

When Great Scientists Got It Wrong

In Brilliant Blunders, Mario Livio explores colossal errors by science's greatest minds.

cosmology, physics, space, astronomy, Brilliant Blunders: From Darwin to Einstein, Mario Livio

May. 10, 2013

Exploring an Ever-Expanding Universe

Saul Perlmutter discusses his Nobel Prize-winning work measuring the accelerating expansion of the universe.

space, astronomy, astrophysics, cosmology, galaxies, supernova, supernovae, expansion of the universe, saul perlmutter, adam riess,nobel prize

May. 10, 2013

Hello...Is There Anybody Out There?

The SETI Institute’s Jill Tarter talks about her career searching for intelligent life beyond Earth.

seti, alien life, astrobiology, search for extraterrestrial intelligence, jill tarter, contact

May. 10, 2013

Microexpressions: More Than Meets the Eye

By studying split-second facial expressions, psychologists hope to uncover hidden emotional cues.

david matsumoto, san francisco state university, micro expressions

May. 10, 2013

The Myth of Multitasking

Psychologist Clifford Nass says multitasking may be killing our concentration and creativity.

multitasking, digital life, distractions, twitter, facebook, alerts, texts, texting, habits, clifford nass

May. 10, 2013

Experts Percolate on How to Brew Coffee

Brewmasters discuss how to get the most out of your grinds.

Sam Lewontin, Sam Penix, Everyman Espresso, Harold McGee, On Food and Cooking

May. 03, 2013

Ancient Earth May Have Smelled Like Rotten Eggs

Bacteria-like creatures living nearly two billion years ago belched hydrogen sulfide, the signature stench of rotten eggs.

smell, bacteria, ancient life, organic, aroma, sulfur, sulfides, Martin Brasier, university of oxford

May. 03, 2013

17-Year Cicadas Primed to Emerge

After spending 17 years underground, millions of Brood II cicadas are expected to emerge this spring.

cicada, periodical cicada, hatch, brood, locust, katydid, swarm, John Cooley, brood II, 17-year cicada

May. 03, 2013

Scientists Try to Take Antimatter's Measurements

How can you measure the mass of a particle of antimatter? Might it fall up?

antimatter, antihydrogen, antigravity, mass, matter, cern, lhc, Jeffrey Hangst, alpha

May. 03, 2013

Living Inside the Box

Brooklyn residents Michele Bertomen and David Boyle designed and built a house made of shipping containers.

May. 03, 2013

Michael Pollan: You Are What You Cook

Pollan once advised, "Eat food. Not too much. Mostly plants." Now, he tells us how to cook it.

food, nutrition, environment, diet, michael pollan, agriculture, michael pollan, cooked, cooked: a natural history of transformation

May. 03, 2013

To Combat Rising Seas, Why Not Raise Up the Town?

Planning for the next Sandy, a New Jersey mayor has proposed lifting up his town. But at what cost?

storm, planning, hurricane sandy, superstorm sandy, engineering, pilings, piers, sea wall, randy behm, u.s. army corps of engineers, dwayne jones, galveston historical foundation, great storm

Apr. 19, 2013

Utah’s Fossil Finds Describe an Ancient World

A panel of paleontology experts describes some of Utah’s ancient treasures.

dinosaurs, paleontology, utahraptor, reptile, prehistoric, brontosaurus, utah, salt lake city utah, brian switek, brooks britt, randall irmis, my beloved brontosaurus

Apr. 19, 2013

Studying Earth to Learn About Mars

Planetary scientists and future explorers are trying to learn about our neighboring planet without ever leaving Earth.

mars, red planet, planetary sciences, geology, rock formation, blueberries, mars society, mars exploration, mdrs, mars desert research station, Marjorie Chan, Charles Killian

Apr. 19, 2013

Great Salt Lake Is No 'Dead Sea'

Parts of the giant lake are 10 times saltier than the ocean—but life has found a way to thrive.

salt lake, ecology, brine, brine shrimp, bacteria, sodium chloride, ecosystems, bonnie baxter, great salt lake

Apr. 19, 2013

James Webb Space Telescope Wings It

The telescope's massive mirror will unfurl on a newly completed set of wings.

james webb space telescope, astronomy, stars, space flight, spaceflight, hubble space telescope, Bob Hellekson, ATK, Stacy Palen

Apr. 19, 2013

The Bird That Struts Its Stuff

Every year at this time, the greater sage-grouse performs a striking dance routine each morning at dawn.

utah, bird, birding, greater sage grouse, mating ritual, Utah Division of Wildlife Resources, Jason Robinson

Apr. 12, 2013

Red Meat's Heart Risk Goes Beyond the Fat

A chemical in red meat, L-carnitine, may increase the risk of heart disease in people and mice.

nutrition, red meat, cholesterol, diet, carnitine, L-carnitine, gut flora, bacteria, heart disease, cardiovascular disease, health

Apr. 12, 2013

Down the Gullet: A Guided Tour of Your Guts

In Gulp., science writer Mary Roach travels through the intestines--and out the other end.

food, eating, digestion, nutrition, intestines, stomach, taste, flavor, Mary Roach, Gulp, Gulp. Adventures on the Alimentary Canal

Apr. 12, 2013

Poring Over the Science of Coffee

Harold McGee explains the chemistry in your cup of joe.

coffee, drink, espresso, latte, caffeine, food, chemistry, Harold McGee, On Food and Cooking, Sam Penix, Everyman Espresso

Apr. 12, 2013

Looking to Nature for Antibiotic Inspirations

Microbiologists are learning bacteria-killing tricks by studying phage viruses.

bacteriophages, lysins, antibiotics, bacteria, disease, contagious, sick, phage viruses, Vincent Fischetti, Rockefeller University

Apr. 12, 2013

The Teenage 'Troublemaker' Fighting for Science

Zack Kopplin is campaigning to keep creationism off the science class syllabus.

creationism, evolution, science education, curriculum, teaching science, Zach Kopplin, Rice University, LSEA, Louisiana Science Education Act

Apr. 12, 2013

Monitoring the Monarchs

Monarch expert Lincoln Brower discusses the decline in monarch butterfly populations.

monarch butterfly, butterflies, milkweed, agriculture, ecosystems, pesticides, herbicides, migration, Lincoln Brower

Apr. 05, 2013

Tracking a Rise in ADHD Diagnosis

Researchers work to understand what might be behind a surge in diagnoses of attention deficit hyperactivity disorder.

diagnosis of attention deficit hyperactivity disorder, ADHD, pediatrics, neurology, ritalin, adderall, ADD, hyperactive, children, kids

Apr. 05, 2013

‘Drunk Tank Pink’ Finds Clues to Behavior

In his new book, Adam Alter examines the way labels, symbols, and colors can affect human behavior.

psychology, behavior, marketing, color, influence, decision-making, human behavior

Apr. 05, 2013

President Obama Calls for a ‘BRAIN Initiative’

NIH Director Francis Collins discusses President Obama’s new ‘BRAIN Initiative’ research program.

brain, neurology, brain activity map, human genome project

Apr. 05, 2013

Building Synthetic Tissues from Water Droplets?

Researchers turned tiny water droplets into cooperating networks that can change shape and pass electrical signals.

water droplets, cooperating networks, shape, electrical signals, mechanical work, microfluidics, nanotechnology

Apr. 05, 2013

Amyloid Proteins Help Paralyzed Mice Walk Again

Scientists say the proteins, once thought to be enemies of the nervous system, may actually be protective 'guardians.'

amyloid proteins, brain, ms, multiple sclerosis, alzheimer's disease

Apr. 05, 2013

Bees Emerging After a Hard Winter

Apiculturist Eric Mussen discusses the plight of the modern honeybee.

bees, beekeeper, apiculture, beekeeping, hives, colony collapse disorder, pesticides, neonicotinoids

Apr. 05, 2013

Searching for the Roots of 'Right' and 'Wrong'

Primatologist Frans de Waal explores the origins of morality in The Bonobo and the Atheist.

empathy, morality, bonobo, apes, primates, primatology, anthropology

Mar. 29, 2013

The Secret Life of the Sonoran Desert

We check in on the Gila monsters, saguaros, and microbial crusts living in the desert Southwest.

desert ecosystem, environment, rainfall, dry, bacteria, sonoran desert, cactus

Mar. 29, 2013

How Cosmic Collisions Have Shaped Our Solar System

Some of our solar system's landmarks can trace their origins to massive impacts.

moon, saturn, asteroid, collisions, impact, comet, meteor, meteorite, lunar formation

Mar. 29, 2013

Gripping Science Tales Need Not Be Science Fiction

How can scientists tell compelling stories without hyping or distorting the science?

science and storytelling, asuorigins, asu origins, lawrence krauss, brian greene, ian mcewen, ian mc ewen, plot, characters

Mar. 29, 2013

Studying Rocks Found on Earth for Clues About Space

We'll take a tour of the Center for Meteorite Studies, and learn how meteorites can teach us about the history of the solar system.

meteor, meteorite, asteroid, debris, impact, rocks, geology

Mar. 22, 2013

For Babies, It’s Better to Like What I Like

How green beans, graham crackers, and puppets can give insight into the development of moral behavior.

moral behavior, hatred, prejudice, differences, infant psychology, child psychology, human behavior, likes

Mar. 22, 2013

Grand Central: An Engine of Scientific Innovation

Standard time zones and electric trains were both pioneered at New York's Grand Central Terminal.

trains, grand central terminal, grant central station, transportation, history, engineering

Mar. 22, 2013

Birds Evolve Shorter Wings to Escape Traffic Crush

Cliff swallows with shorter wings appear better suited to avoid becoming roadkill.

bird, evolution, maneuverability, wings, wingspan, birding, birdwatching, roadkill

Mar. 22, 2013

Scientists Search for Gulf War Illness Answers

More than 20 years later, many Gulf War veterans still suffer from an array of unexplained ailments.

gulf war illness, gulf war syndrome, chronic multisymptom illness, chemical exposure, military, war

Mar. 22, 2013

Project Seeks to Bring Extinct Species Back to Life

Michael Archer, leader of the ‘Lazarus Project,’ describes early efforts to bring a frog species back from extinction.

deextinction, extinct, endangered species, lazarus project, gastric brooding frog, amphibian, thylacine, passenger pigeon

Mar. 15, 2013

Can Just One Concussion Change the Brain?

A single concussion may cause brain damage, but it remains difficult to diagnose these injuries.

concussion, brain, sports injury, Steven Flanagan, Concussion Center at NYU Langone Medical Center, NYU, brain damage

Mar. 15, 2013

Improving Healthcare, One Search at a Time

By combing through 100 million search queries, researchers detected a previously unknown interaction between two commonly prescribed drugs.

Bing, Yahoo, Google, Microsoft Research Lab, Eric Horvitz, drug interaction, mining data, prescription drug

Mar. 15, 2013

Arming Fat Cells to Fight Brain Cancer

Researchers are investigating ways to turn fat cells into Trojan horses to fight brain cancer.

cancer, brain cancer, stem cells, fat, cancer research, Alfredo Quinones-Hinojosa, Johns Hopkins School of Medicine

Mar. 15, 2013

Physicists Tie Water Into Knots

If you thought a smoke ring was fancy, check out these fluid knots.

William Irvine, Dustin Kleckner, University of Chicago, fluid knot, smoke ring

Mar. 15, 2013

Curiosity Hits Paydirt: New Clues to Life on Mars

Microbes may once have thrived in a freshwater lake on Mars, according to clues in an ancient rock.

mars, mars rover, curiousity rover, microbes, David Blake, Red Planet, Gale crater, NASA, microbe

Mar. 15, 2013

‘Bones’ Inspires a New Generation of Crime Fighters

Forensic anthropologist Kathy Reichs chats about Code, her new crime novel for young adults.

bones, forensic science, Kathy Reichs, anthropology, forensic anthropology, skeleton, corpse, mystery fiction, detective fiction, Brendan Reichs, Tempe Brennan, Code: A Virals Novel, Tory Brennan

Mar. 15, 2013

And the Award for Best Picture Goes To...

See who took first place in SciFri’s Winter Nature Photo Contest.

photo contest, scifri photo contest, scifri winter nature photo contest, Clay Bolt, photo tips

Mar. 08, 2013

Can the Anti-Aging Secret Be Found in...Red Wine?

Researchers are examining the link between red wine and longevity.

red wine, longevity, isoflavanols, resveratrol, drink, grape, lifespan, life expectancy

Mar. 08, 2013

Getting the Springtime Buzz on Bees

New research on bee behavior offers a glimpse into the lives of these important pollinators.

spring bugs show, bees, insects, pollinators, bumblebees, bumble bees, honey bees, honeybees

Mar. 08, 2013

Behold the Mighty Water Bear

Water bears, a.k.a. tardigrades, can withstand boiling, freezing, and the vacuum of space.

water bears, waterbears, tardigrades, biology, video

Mar. 08, 2013

When the Earth Swallows

Sinkholes have gobbled up swimming pools, buses, and homes. But what causes them? And is there any way to predict where they'll strike?

sinkhole, sink hole, geology, earth, collapse, florida

Mar. 08, 2013

'Nightmare Bacteria' Defy Even Last-Ditch Drugs

The superbugs have been found lurking at hospitals nationwide, and kill one in two patients with a bloodstream infection.

bacteria, antibiotic resistant bacteria, phage, MDR, XDR, superbug, infection, illness, hospital

Mar. 08, 2013

Al Gore Envisions 'The Future'

The climate guru's latest book tackles everything from American politics to nanotech, and of course, climate change.

al gore, algore, climate change, vice president gore, global warming

Mar. 01, 2013

Talking Science with the House Committee Chair

Rep. Lamar Smith (R-Texas) discusses the nation’s top science priorities.

congress, house science committee, science policy, science funding, legislation

Mar. 01, 2013

Mapping the Effects of the Sequester on Science

Research and development face across-the-board federal budget cuts.

funding cuts, science budget, science funding, sequester, sequestration, fiscal cliff. r&d

Mar. 01, 2013

A Natural Particle Accelerator, Far Above the Planet

Closer study of the Van Allen radiation belts above Earth is providing new questions for science.

van allen belts, radiation, space weather, accelerated electrons, solar wind

Mar. 01, 2013

Rap Nerdy to Me

MC Frontalot makes a living rapping about data encryption, rare diseases, video games and the nerd life.

music, rap, hiphop, hip-hop, hip hop, rapper, nerd, nerdcore, geek

Mar. 01, 2013

Seeking a Grain of Truth in "Whole Grain" Labels

Whole wheat, stone-ground, multi-grain. Have food labels got you confused?

food, nutrition, whole grain food, fiber, mediterranean diet, healthy eating, food labels, grains, popcorn, wheat

Mar. 01, 2013

Robert Langer, Father of Invention

The biotech pioneer has started two dozen companies, and has over 800 patents to his name.

engineer, engineering, invention, inventing, inventor, bioengineering, medical biotechnology, nanotechnology, health

Feb. 22, 2013

Is China’s Military Behind Cyberattacks on U.S.?

A new report links cyberespionage attacks on the U.S. to a unit of the Chinese military.

hack, computers, internet, cyberwar, cybercrime, military, hackers, comment crew

Feb. 22, 2013

Russia Meteor Renews Focus on Asteroid Threats

Astronomers weigh in on how to keep the planet safe from near-Earth objects.

meteor, asteroid, space junk, collision, space rock, debris, explosion, planetary defense, near-earth objects

Feb. 22, 2013

How Wood Smoke Is Dirtying Alaska’s Air

Cathy Cahill, of the University of Alaska Fairbanks, discusses air quality in the Last Frontier.

air pollution, fires, wood burning, heating, smog, particulates, air quality

Feb. 22, 2013

Surprise: Cockroaches Are Fastidious Groomers!

Why do cockroaches spend so much time cleaning themselves?

cockroaches, insects, grooming, antennae, insect behavior, bugs, cleaning

Feb. 22, 2013

Ask a Dentist: Facts To Sink Your Teeth Into

An apple a day keeps the doctor away. And, it turns out, the dentist. Did you know that the fibery skin is good for your teeth?

dentist, dentistry, periodontist, orthodontist, teeth, oral surgeon, oral health, oral hygiene, toothbrush, toothpaste, dental floss, gums, tooth decay, plaque, tartar

Feb. 22, 2013

The SciFri Book Club Visits “Gorillas in the Mist”

Dian Fossey’s classic account of her fieldwork is on the reading list this month.

Dian Fossey, fieldwork, gorillas, primates, chimpanzees, jane goodall, poaching, primatology

Feb. 15, 2013

Tracking a Space Rock's Streak Past Earth

Asteroid 2012 DA14 spans half a football field, and will whiz by the Earth a mere 17,000 miles above us--closer than many satellites.

asteroid, space, deep impact, armageddon, flyby, near-earth object, meteor

Feb. 15, 2013

Art Meets Geek at Toni Dove’s Studio

"This is geek central," says artist Toni Dove of her New York City studio.

art, sculpture, geek, preformance

Feb. 15, 2013

A New View of Newton in "Isaac’s Eye"

A new play looks at the rivalry--real and imagined--between scientists Isaac Newton and Robert Hooke.

play, rivalry, scientists, Isaac Newton, Robert Hooke, history, theater, theatre

Feb. 15, 2013

Katherine Bouton Opens Up About Going Deaf in ‘Shouting Won’t Help’

Katherine Bouton discusses hearing loss, a condition that affects nearly 50 million Americans.

hearing deafness deaf hard of hearing lipreading lip-reading sign language ASL

Feb. 08, 2013

Automakers Drive Towards Hydrogen Cars

Carmakers are teaming up to develop fuel cell cars. Is the time right for the technology?

Carmakers, fuel cell cars, technology, automobiles, cars, hydrogen car, renewable energy, alternative energy

Feb. 08, 2013

Tracking Privacy and Ownership in an Online World

How much of your personal data is really yours to control?

privacy, social media, location services, personal data, dna, genetics, medical information, ownership

Feb. 08, 2013

Researchers Point to the Demise of the Dinosaurs

Scientists are working to refine the dates for an ancient cosmic collision.

dinosaurs, paleontology, asteroid collision, comet collision, KT boundary, cretaceous, chicxulub, climate change

Feb. 08, 2013

Science of Slumber: How Sleep Affects Your Memory

How much sleep does your brain need? Experts discuss the links between sleep, memory, and cognition.

memory, sleep, cognition, NIH

Feb. 01, 2013

Preserving Science News in an Online World

Experts discuss how the internet impacts public perception of science.

communicating science, science news, online communities, discussion, social media, science online

Feb. 01, 2013

Dung Beetles Use Cosmic GPS to Find Their Way

Dung beetles use light from the Milky Way to help them navigate at night.

dung beetle, navigation, astronomy, milky way, stars, starlight, animal navigation

Feb. 01, 2013

How Owls Turn Heads

How do these birds turn their heads 270 degrees without damaging their blood vessels?

owl, neck, head, turning head, physiology, anatomy, spinning head

Feb. 01, 2013

Are We Losing the Race Against Climate Change?

China burns as much coal as the rest of the world combined. But it also leads in clean tech, and has a national climate change policy in place. A look at how the world is tackling climate change--with or without us.

climate change, global climate, global warming, weather patterns, hurricanes, flooding, consequences of climate change, storms, temperatures

Jan. 25, 2013

Canine Conundrum: How Dog Became Man's Best Friend

Scientists have long debated how -- and when -- dogs first became domesticated.

dog, canine, genetics, evolution, domestic animals, friend, wolf, wolves, dogs

Jan. 25, 2013

Shoring Up the Nation's Crumbling Coastlines

Can beaches be rebuilt to face fiercer storms and rising seas? Is there even enough sand to do it?

sand, storms, beaches, civil engineering, hurricane sandy, rebuilding, climate change

Jan. 25, 2013

Months After Sandy, Mucking and Gutting

Mold has become a concern for residents of a Sandy-damaged neighborhood in Queens.

mold, storm, sandy, remediation, biology, flooding, disaster

Jan. 25, 2013

Cold Snap Shakes Up Winter Weather Outlook

Climatologist Jeff Weber explains why this winter could pack a punch.

climate, weather, winter, snow, climate change, arctic, cold snap, temperatures, jetstream

Jan. 25, 2013

Shakespeare's Sonnets, Encoded in DNA

If all the world's information were encoded as DNA, it would fit in the back of a station wagon.

information, data storage, dna, encoding, digital storage, genetics

Jan. 25, 2013

Turning Girl Scout Cookies Into Graphene

Scientists have transformed baked goods into graphene, worth two million times the price of gold.

graphene, chemistry, nanotechnology, nanomaterials, carbon, buckyballs, carbon nanotubes

Jan. 25, 2013

The Book Club Catches 'The Andromeda Strain'

The Science Friday book club chats about Michael Crichton's 1969 classic sci-fi thriller.

andromeda strain, book club, michael crichton, science fiction, astrobiology, space virus

Jan. 18, 2013

Inventors Design Lamp Powered Entirely by Gravity

The gravity-powered device uses a weight to generate up to 30 minutes of light as it descends.

light, lamp, led lamp, gravity, developing world, developing country, invention, engineering

Jan. 18, 2013

How Do You Fend Off the Flu?

Aside from getting the flu shot, how do you outsmart the wily flu virus? Hoard hand sanitizer? Dodge door knobs? Or quietly slink away from a coughing commuter?

flu, influenza, infection, pandemic, epidemic, sneezing, coughing, purell, disinfection, human contact, etiquette, manners

Jan. 18, 2013

Colossal Quasar Clump Too Huge to Exist, in Theory

Astronomers have discovered a clump of 73 quasars spanning four billion light years at its widest point -- that's like 40,000 Milky Way galaxies lined end-to-end.

astronomy, space, stars, galaxy, biggest astronomical formation

Jan. 18, 2013

Dementia Takes the Stage in 'The Other Place'

Laurie Metcalf is a scientist suffering from the dementia she studies in the play 'The Other Place.'

play, theatre, dementia, mental health, mental illness, theater

Jan. 18, 2013

Edward Tufte Wants You to See Better

The "Galileo of graphics" discusses his latest project: helping people to see information through "fresh" eyes.

edward tufte, data visualization, infographics, information, visualizing data, graphic representation

Jan. 18, 2013

Beijing Grapples with Record Air Pollution

Severe smog is raising concerns about the cost of China’s rapid industrialization.

china, chinese, smog, air pollution, particulates, smoke, visibility, breathing, health

Jan. 11, 2013

Pap Test May Detect More Than Just Cervical Cancer

Routine pap tests may be capable of spotting signs of ovarian and uterine cancers.

Routine pap tests, ovarian cancer, uterine cancer, pap smear, cancer test, cervical cancer

Jan. 11, 2013

Doctors Turn to Genetics to Search for Cancer’s Achilles’ Heel

Understanding the genetic drivers of cancer may revolutionize treatment options in the future.

cancer, genetics, oncology, cancer test, cancer genome, personalized medicine

Jan. 11, 2013

How E-Waste Is Becoming a Big, Global Problem

More than 2.5 million tons of electronic waste is produced each year in the U.S.

electronic waste, e-waste, recycling, disposal, garbage, trash

Jan. 11, 2013

Getting a Handle on Why Fingers Wrinkle

Only a handful of researchers (ever) have looked into why fingers get pruney after a water bath.

bath, bathing, fingers, wrinkled fingers, prune hands, shriveled, grip, evolution

Jan. 11, 2013

The Fallacies of Fat

In Fat Chance, obesity doc Robert Lustig deconstructs the mythology on fat and exercise.

fat, food, obesity, exercise, diabetes, sugar, insulin, health, overeating, overweight

Jan. 11, 2013

Simulating the Red Planet, On the Pale Blue Dot

What's it like to live -- and cook -- on Mars? To find out, researchers are simulating Mars missions in Russia and on the slopes of a Hawaiian volcano.

mars mission, space travel, spaceflight, simulation, voyage, mission to mars, sleep, daylight, cycles

Jan. 04, 2013

Negative Temperatures That Are Hotter Than the Sun

Scientists have cooled potassium gas to one billionth of a degree below absolute zero. But in the quantum world, that's actually 'hotter' than the Sun. How is that possible?

cold, absolute zero, temperature, physics, statistics, particles, quantum, kelvin

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