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Sediment cores from around the Yucatán Peninsula support a theory as to what could have led to the Mayans' demise.
You might be able to spot this bright, verdant comet with the naked eye.
The original meet-cute. When sperm and egg meet, sparks fly.
The cogs allow the planthopper nymph to synchronize movement of its hind legs.
Researchers have developed a blight-resistant species that's nearly identical to the American chestnut tree.
This machine was a predecessor to the electronic calculator.
Using data from a robot, scientists have created the first detailed, 3-D maps of Antarctic sea ice thickness.
A museum curator has discovered a box of beetles containing specimens collected during a famous expedition.
Some tasty facts about the popular Thanksgiving treat.
While people in a vegetative state appear physically unresponsive, a new study reveals that some might be aware to a degree.
A nebula and a star line up perfectly in the sky.
An exhibit at Philadelphia's Mütter Museum offers a peek through a forensic pathologist’s microscope.
A patient more than 3,000 years-old takes a turn through a CT scanner.
This hard-scaled algae adapted to increased temperatures and acidification of the water—and continued absorbing CO2.
Photographer Alan Friedman documents the sun’s many faces using telescopes, filters, cameras, and computer software.
This rare type of meteorite offers insight into asteroid formation, as well as earth's geologic processes.
A special imaging technology peers inside a mouse eye, revealing the distinct roles that cells play in maintaining retinal health.
This hybrid coral could withstand climate change better than its relatives.
As the climate changes, this species could lose ground in its breeding range but gain wintering ground.
This spider, likely a member of the Thwaitesia genus, was photographed in Singapore.
Discovered at La Brea Tar Pits, the pupa helps reveal clues to what the environment was like in Southern California during the Pleistocene Epoch.
Male great bowerbirds build these structures strictly to attract females for mating.
Biologists photograph the first days of a fiery orange starfish common to Brazil's rocky southern shores.
This ephemeral river may only last a few days a year, but it’s life sustaining.
A researcher uses thermal imaging to study elephant mating behavior.
Hubble's most recent photograph of the universe reveals more than 10,000 galaxies, including young ultraviolet ones.
This silk moth symbolizes National Moth Week, which has gone global.
These tiny black-and-white cylinders each host a life-sucking insect.
This tiny snail lives in one of the world’s deepest cave systems.
This Indonesian volcano burns blue at night, but that’s not lava you’re seeing.
This venomous octopus packs a punch, but it’s more likely to hide than launch a poisonous attack.
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.”
The Richat Structure, or the “Eye of the Sahara,” can be seen from space and might be 100 million-years-old.
This otherworldly orb with purple projections comes from a surprising source: the urinary tract of its photographer.
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.
Paleontologists have pieced together clues to solve the mystery behind the largest collection of whale fossils ever found.
This hard-as-a-rock South American cushion plant can live thousands of years.
A newly discovered mite from Ohio is reminiscent of the caterpillar-like dragons of Chinese New Year’s fame.
The instrument is an early version of a training device popularized by optometrists.
A reusable tape made of micro fibers has the remarkable ability to self-clean.
This sea sponge challenges a popular idea of what triggered the evolution of animal life on earth.
The Salt Lake Valley's topography lends itself to a natural phenomenon called an inversion, which traps air pollution.
Scientists used a high speed camera to study how tiny carbon dioxide bubbles in beer rapidly expand and rise.
This heart-shaped nanoparticle contains a trio of elements that helps drive the oxidation of ethanol in fuel cells.
Researchers have discovered an unprecedented diversity of glowing fish species.
A recently described 100 million-year-old fossil is the most complete flowering plant from the Cretaceous discovered.
One experiment shows that this little understood phenomenon seems to perform better with distilled water.
The country's Christmas tree capital is Oregon, where Douglas and noble firs reign thanks to accommodating climate and soil.
Evidence suggests that these fireballs don't come from a comet, but an asteroid with a tail.
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