113,199+ results
113,199+ results for:
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Extinct ocean reptiles now appear in color
Fossilized turtle, mosasaur and ichthyosaur tissue holds skin pigments that give scientists clues about what the animals looked like and how the coloration may have helped in colder climates.
- Chemistry
Battery blueprint promises green energy storage
A device that relies on organic molecules could cheaply bank power from renewable sources.
- Astronomy
Supernova is a dust factory
Grains of matter spewed by stellar explosion offer clues to early star formation.
- Health & Medicine
Babies tune in to happy sounds
High pitched, cutesy voices prove irresistible to infants.
- Microbes
Me and my microbiome
Tina Hesman Saey tries out new services offering clients a peek at their own bacteria.
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Social networks stay small despite social networking
When adding new friends to social circles, people unconsciously bump others out, keeping social circles small and finite.
- Astronomy
Unusual three-star system promises new test of gravity
A unique stellar threesome could help astronomers test the leading theory of gravity to unprecedented precision.
- Archaeology
Animal mummies were a message direct to the gods
A new theory about the purpose of animals mummified by ancient Egyptians proposes that the cats, ibises and other dead critters were more than just simple sacrifices.
- Life
Deadly influenza could strike aboriginal groups hardest
Native Alaskans and Australians tend to lack potent flu-fighting immune cells.
- Neuroscience
Hormone hampers effects of marijuana
Study of pot-blocking brain chemical in rodents could lead to new treatments for cannabis addiction.
- Animals
Flightless birds face extinction
New Zealand’s flightless birds have limped through the last few decades, but conservation efforts have had some success.
- Microbes
Gut bacteria respect diets, not borders
Malawian and Guahibo gut microbiomes resembled those of herbivorous mammals, while American guts were more similar to carnivores’.
