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Mar. 04, 2015

Picture of the Week: A Single Snowflake

by Nathalia Holt

Wilson Bentley brought the beauty of snow crystals to the public using a technique called photomicrography.

Feb. 26, 2015

Picture of the Week: Human Placenta

by Emma Bryce

Though discarded after birth, the placenta builds the first vital connection between mother and fetus.

placenta, human placenta, fetus, womb
Feb. 18, 2015

Picture of the Week: Corn Smut

by Chris Benjamin

A Canadian researcher is cultivating a ghastly looking fungal disease into a gourmet snack.

corn smut, huitlacoche, octavio pareds-lopez, barry saville
Feb. 11, 2015

Picture of the Week: Hopkins' Rose Sea Slug

by Julie Leibach

This bubblegum-pink sea slug is cropping up in areas where it's rarely seen in large numbers.

sea slug, nudibranch, sea slugs, pacific decadal oscillation, el nino, la nina
Feb. 04, 2015

Picture of the Week: Yellowstone’s Morning Glory

by Adam Hoffman

The interplay of light, bacteria, and water depth influence the dramatic colors at Yellowstone’s famous pool.

morning glory pool, microbial mats
Jan. 28, 2015

Picture of the Week: Electric Eel

by Chau Tu

New research shows that the electric fish operates like a Taser to immobilize prey.

eel, electric eel
Jan. 21, 2015

Picture of the Week: Belize's Blue Hole

by Emma Bryce

Sediment cores from around the Yucatán Peninsula support a theory as to what could have led to the Mayans' demise.

belize, blue hole, mayan
Jan. 13, 2015

Picture of the Week: Comet Lovejoy

by Julie Leibach

You might be able to spot this bright, verdant comet with the naked eye.

comet, comet lovejoy, green, comets, space, ice, dust, why do comets glow green
Jan. 07, 2015

Picture of the Week: Zinc Spark

by Becky Fogel

The original meet-cute. When sperm and egg meet, sparks fly.

egg, sperm, fertilize, fertilization, zinc sparks, zinc, atoms
Dec. 31, 2014

Picture of the Week: Planthopper Gears

by Rachel Nuwer

The cogs allow the planthopper nymph to synchronize movement of its hind legs.

chitin, planthopper, nymph, gears, nature, igor siwonowicz
Dec. 22, 2014

Picture of the Week: Transgenic American Chestnuts

by Chau Tu

Researchers have developed a blight-resistant species that's nearly identical to the American chestnut tree.

chestnuts, genetic engineering, american chestnut, blight, restoration, transgenic trees
Dec. 17, 2014

Picture of the Week: Mechanical Calculator

by Sarah Lewin

This machine was a predecessor to the electronic calculator.

calculator, mechanical calculator, kevin twomey, mark glusker
Dec. 11, 2014

Picture of the Week: Underwater Robot

by Julie Leibach

Using data from a robot, scientists have created the first detailed, 3-D maps of Antarctic sea ice thickness.

Dec. 02, 2014

Picture of the Week: Livingstone's Beetles

by Emma Bryce

A museum curator has discovered a box of beetles containing specimens collected during a famous expedition.

beetles, livingstone, david livingstone, dr. livingstone i presume
Nov. 25, 2014

Picture of the Week: Cranberries

by Chau Tu

Some tasty facts about the popular Thanksgiving treat.

cranberries, thanksgiving, cranberry, cranberry station, university of massachusetts
Nov. 18, 2014

Picture of the Week: Awareness in a Damaged Brain

by Emma Bryce

While people in a vegetative state appear physically unresponsive, a new study reveals that some might be aware to a degree.

Nov. 11, 2014

Picture of the Week: 'Engagement Ring' in Space

by Chau Tu

A nebula and a star line up perfectly in the sky.

nebula, abell 33, star, white dwarf
Nov. 03, 2014

Picture of the Week: Death Under Glass

by Chau Tu

An exhibit at Philadelphia's Mütter Museum offers a peek through a forensic pathologist’s microscope.

histology, death, tattoo, forensic pathology, medical examination, skin
Oct. 28, 2014

Picture of the Week: Egyptian Mummy

by Sarah Lewin

A patient more than 3,000 years-old takes a turn through a CT scanner.

mummy, mummies, st. louis art museum, radiology
Oct. 20, 2014

Picture of the Week: Phytoplankton

by Sarah Lewin

This hard-scaled algae adapted to increased temperatures and acidification of the water—and continued absorbing CO2.

algae, phytoplankton, climate change, nature climate change, emiliani huxleyi
Oct. 15, 2014

Picture of the Week: The Sun

by Sarah Lewin

Photographer Alan Friedman documents the sun’s many faces using telescopes, filters, cameras, and computer software.

Oct. 06, 2014

Picture of the Week: Fukang Pallasite

by Chau Tu

This rare type of meteorite offers insight into asteroid formation, as well as earth's geologic processes.

pallasite, fukang, meteorite
Sep. 30, 2014

Picture of the Week: Mammalian Eye

by Emma Bryce

A special imaging technology peers inside a mouse eye, revealing the distinct roles that cells play in maintaining retinal health.

eye, mouse, cells
Sep. 22, 2014

Picture of the Week: Fused Staghorn Coral

by Chau Tu

This hybrid coral could withstand climate change better than its relatives.

coral, florida, miami, hybrid, ocean, environment
Sep. 16, 2014

Picture of the Week: American Avocets

by Susan Cosier

As the climate changes, this species could lose ground in its breeding range but gain wintering ground.

climate change, birds, audubon, climate report, rosalie winard
Sep. 08, 2014

Picture of the Week: ‘Sequined’ Spider

by Becca Cudmore

This spider, likely a member of the Thwaitesia genus, was photographed in Singapore.

spider, mirror spider, sequined spider
Sep. 02, 2014

Picture of the Week: Prehistoric Leafcutter Bee Pupa

by Chau Tu

Discovered at La Brea Tar Pits, the pupa helps reveal clues to what the environment was like in Southern California during the Pleistocene Epoch.

tar pits, la brea, bee, leafcutter bee, john harris, anna holden
Aug. 25, 2014

Picture of the Week: Great Bowerbird’s Bower

by Chau Tu

Male great bowerbirds build these structures strictly to attract females for mating.

bowerbirds, great bowerbird, australia, bower
Aug. 18, 2014

Picture of the Week: Growing Starfish

by Emma Bryce

Biologists photograph the first days of a fiery orange starfish common to Brazil's rocky southern shores.

Aug. 11, 2014

Picture of the Week: Ugab River

by Andrew P. Han

This ephemeral river may only last a few days a year, but it’s life sustaining.

ugab river, ephemeral river, black rhino, rhinoceros
Aug. 04, 2014

Picture of the Week: Mating Pandemonium in African Forest Elephants

by Becca Cudmore

A researcher uses thermal imaging to study elephant mating behavior.

elephants, thermal imaging, peter wrege, cornell elephant listening project
Jul. 29, 2014

Picture of the Week: Galaxy Bonanza

by Becca Cudmore

Hubble's most recent photograph of the universe reveals more than 10,000 galaxies, including young ultraviolet ones.

hubble, space, starlight, ultraviolet, infrared, stars, galaxy, galaxies
Jul. 22, 2014

Picture of the Week: Io Moth Caterpillar

by Julie Leibach

This silk moth symbolizes National Moth Week, which has gone global.

moth week, national moth week, io moth, kenn kafuman, andrei sourakov, dave markowitz
Jul. 14, 2014

Picture of the Week: Harlequin Bug Eggs

by Becca Cudmore

These tiny black-and-white cylinders each host a life-sucking insect.

stink bug, stinkbug, harlequin bug, insect, toxic, camouflage, glucosinolates
Jul. 08, 2014

Picture of the Week: Domed Land Snail

by Chau Tu

This tiny snail lives in one of the world’s deepest cave systems.

snail, domed land snail, croatia, tiny animal, shell, new species, cave
Jul. 03, 2014

Picture of the Week: Kawah Ijen Volcano

by Chau Tu

This Indonesian volcano burns blue at night, but that’s not lava you’re seeing.

volcano, crater lake, kawah ijen, sulfur, sulfuric acid, miners, indonesia
Jun. 25, 2014

Picture of the Week: Blue-Lined Octopus

by Julie Leibach

This venomous octopus packs a punch, but it’s more likely to hide than launch a poisonous attack.

julian finn, museum victoria, octopus
Jun. 09, 2014

Picture of the Week: Munk's Devil Ray

by Chau Tu

This small ray can breach several feet into the air, causing a loud slapping sound upon its return to the ocean that has earned it the nickname “tortilla.”

devil rays, mobula rays, jumping, breaching, munk's devil ray, cabo pulmo, mexico, gulf of calilfornia, ocean
Jun. 03, 2014

Picture of the Week: The Eye of the Sahara

by Chau Tu

The Richat Structure, or the “Eye of the Sahara,” can be seen from space and might be 100 million-years-old.

richat structure, dome, eye of the sahara, target, dome, michel jebrak
May. 19, 2014

Picture of the Week: Kidney Stone

by Jessica McDonald

This otherworldly orb with purple projections comes from a surprising source: the urinary tract of its photographer.

kidney stone, wellcome images, wellcome image awards
May. 13, 2014

Picture of the Week: This Bee Buzzes for Blueberries

by Andrew P. Han

This metallic beauty is one of an estimated 4,000 bees native to the U.S., hundreds of which haven’t been scientifically named yet.

bees, native bees, honeybees, blueberry, maine blueberry bee, sam droege, usgs bee inventory
May. 05, 2014

Picture of the Week: Whale Graveyard

by Jessica McDonald

Paleontologists have pieced together clues to solve the mystery behind the largest collection of whale fossils ever found.

whale graveyard, whales, balleen
Apr. 28, 2014

Picture of the Week: Llareta

by Chau Tu

This hard-as-a-rock South American cushion plant can live thousands of years.

llatera, plant, bolivia, andes, peru, chile, oldest plant, catherine kleier, cath kleier, philip rundel
Apr. 21, 2014

Picture of the Week: Buckeye Dragon Mite

by Jessica McDonald

A newly discovered mite from Ohio is reminiscent of the caterpillar-like dragons of Chinese New Year’s fame.

mite, dragon mite, osu, ohio state university, arachnid
Apr. 15, 2014

Picture of the Week: Practice Eye

by Julie Leibach

The instrument is an early version of a training device popularized by optometrists.

Apr. 07, 2014

Picture of the Week: Gecko-Inspired Adhesive

by Jessica McDonald

A reusable tape made of micro fibers has the remarkable ability to self-clean.

gecko, sticky, adhesive, biomimicry, bio-inspired engineering, tape, scotch tape
Mar. 24, 2014

Picture of the Week: Sea Sponge

by Jessica McDonald

This sea sponge challenges a popular idea of what triggered the evolution of animal life on earth.

sea sponge, oxygen, evolution
Mar. 07, 2014

Picture of the Week: Utah Inversion

by Chau Tu

The Salt Lake Valley's topography lends itself to a natural phenomenon called an inversion, which traps air pollution.

utah, salt lake city, air, pollution, inversion, chemistry
Feb. 28, 2014

Picture of the Week: Beer Bubbles

by Andrew P. Han

Scientists used a high speed camera to study how tiny carbon dioxide bubbles in beer rapidly expand and rise.

Feb. 14, 2014

Picture of the Week: Nanoparticle Heart

by Jessica McDonald

This heart-shaped nanoparticle contains a trio of elements that helps drive the oxidation of ethanol in fuel cells.

fuel cell, hydrogen, ethanol, valentine's day

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