6,775 results
6,775 results for: Bears
- Life
Carnivores can lose sweet genes
A gene involved in taste detection has glitches in some, but not all, highly carnivorous mammals.
- Physics
Plants’ reproductive weaponry unfurled
Botanical tricks include adhesion and bubbles to spread their spores into the environment.
- Health & Medicine
Little Mind Benders
Parasites that sneak into the brain may alter your behavior and health.
- Humans
What’s in your wallet? Another ‘estrogen’
A chemical cousin of bisphenol A, a hormone mimic, has turned up on banknotes from around the world in addition to tainting 14 other types of papery products. Owing to the near ubiquity of BPS in paper, human exposure is likely also “ubiquitous,” conclude the study's authors. Oh, and a second new study shows that BPS behaves like an estrogen.
- Life
Fossil pushes back land-animal debut
Creatures first squished mud through their five toes millions of years earlier than previously believed.
- Space
Vesta seems more planet than asteroid
Spacecraft explorations reveal a layered, beat-up celestial body.
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- Life
Treatment helps paralyzed rats walk
A combination of drugs, electrical stimulation and therapy can restore lost connections between lower limbs and brain.
- Particle Physics
Nature’s secrets foretold
After decades of searching, it seems scientists have found the elusive Higgs boson.
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- Life
Geneticists go ape for better primate family tree
The first gorilla genome and a more detailed look at chimp genetics provide new clues to evolution of humans and their closest relatives.
- Planetary Science
Planetary Peekaboo
Astronomers aren’t playing games when it comes to spotting an exoEarth.
