6,875 results
6,875 results for: Bears
- Humans
From the February 9, 1935, issue
A new type of sailboat, the most distant nebula, and germs on drinking glasses.
- 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.
- Health & Medicine
Potent Medicine
Drugs now used to treat erectile dysfunction might soon assume multiple roles in managing heart disease and other conditions, including some that affect women and infants.
- Materials Science
Something to Chew On
Researchers are closer than ever to making synthetic enamel to improve dental implants and perhaps to grow a whole tooth from scratch.
- Humans
From the December 8, 1934, issue
Goose barnacles, the formation of elements, and the nature of cosmic rays.
- Paleontology
Pieces of an Ancestor: African site yields new look at ancient species
Fossils unearthed at sites in eastern Africa provide a rare look at Ardipithecus ramidus, a member of the human evolutionary family that lived more than 4 million years ago.
- Plants
Mommy Greenest
Green leafy moms take care of their offspring in ways that go beyond wrapping them in nice, snug seed coats and packing a nutritious lunch for them.
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Kibble for Thought: Dog diversity prompts new evolution theory
A genetic mutation that researchers have examined in several dog breeds may drive evolution in many other species.
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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
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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Abused kids lose emotional bearings
Physical abuse and neglect appear to undermine preschoolers' emotional development in different ways.
- Anthropology
Faithful Ancestors
A controversial fossil analysis supports the view that, more than 3 million years ago, human ancestors living in eastern Africa favored long-term mating partnerships.
