6,896 results
6,896 results for: Bears
- Animals
Policing egg laying in insect colonies
Kinship by itself can't explain the vigilante justice of some ant, bee, and wasp workers.
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Babies’ sound path to language skills
A test of early speech perception shows promise as a way to identify 6-month-olds headed for language difficulties as toddlers.
- Animals
Mom bears more sons when she gets extra bouquets
When researchers spiff up a male starling's courtship by delivering some extra bouquets to his mate on his behalf, the couple tends to produce more sons than usual.
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Cancer Flip-Flop: Gene acts in both proliferation and control of growth
Scientists have identified what might be a new class of cancer-controlling genes that alternates between halting and promoting cancer.
- Physics
Marrying matter and light
Physicists have created circuit components that, in a manner analogous to atoms, meld with light, opening new ways to study fundamental light-matter interactions.
- Astronomy
Big Smash: Galaxy clusters in collision
Astronomers have unveiled the most detailed image ever taken of the collision of two clusters of galaxies.
- Planetary Science
Mars Rovers: New evidence of past water
Twin rovers on opposite sides of the Red Planet have found additional evidence that liquid water once flowed there.
- Physics
Graphite in Flatland: Carbon sheets may rival nanotubes
Researchers have created freestanding carbon films as thin as one atom.
- Earth
Fighting Water with Water: To lift the city, pump the sea beneath Venice
With technology commonly used in oil fields, engineers could inject large volumes of seawater into sandy strata deep beneath Venice, Italy, to reverse the ground subsidence that plagues the city.
- Paleontology
Lemurs reveal clues to ancient Asian roots
A diminutive lemur species inhabited what is now central Pakistan about 30 million years ago, a new fossil find suggests.
- Health & Medicine
Hormone wards off immune cells in womb
A hormone known for its involvement in the brain's response to stress also plays a key role in shielding the developing embryo from its mother's immune system.
- Paleontology
Fossils Indicate. . .Wow, What a Croc!
Newly discovered fossils of an ancient cousin of modern crocodiles suggest that adults of the species may have been dinosaur-munching behemoths that grew to the length of a school bus and weighed as much as 8 metric tons.
