6,898 results
6,898 results for: Bears
- Health & Medicine
A Fishy Therapy
Shark cartilage continues to be sold to fight cancer, even though its efficacy has not been confirmed by any major U.S. trials.
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Possible Worlds
A growing number of reports highlight imagination's pervasive influence on thinking, one example of which is the surprisingly large proportion of well-adjusted preschoolers who play with make-believe companions.
- 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.
- Planetary Science
Roving on the Red Planet
Scientists review the discoveries made by the Mars rovers after nearly 18 months on the Red Planet.
- Animals
Comeback Bird
Looking for a long-lost woodpecker had its special challenges, including anticipating what would happen if the hunt actually succeeded.
- 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.
- Chemistry
Energy on Ice
Recent efforts to unlock a frozen source of natural gas deep under the permafrost and ocean floor have energized prospects for a methane-hydrate industry.
- 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.
- 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.
- Plants
Save the Flowers
Now that breeders have created thousands of new ornamental-flower varieties, scientists are turning their attention to restoring the fragrances that fell victim to the process.
- Humans
A Galling Business
Efforts are under way to halt both poaching and inhumane farming of bears to supply bile, an ingredient used in traditional Asian medicine.
- Chemistry
Making a Little Progress
Scientists are using nanotechnology to develop new strategies for diagnosing and treating cancer.
