2,700 results
2,700 results for: Monkeys
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Killer whales, grandmas and what men want: Evolutionary biologists consider menopause
Menopause seems like a cruel prank that Mother Nature plays on women. First come the hot flashes, night sweats, vaginal dryness, irregular periods, irritability and weight gain. Then menstruation stops and fertility ends. Why, many women ask, must they suffer through this? Evolutionary biologists, it turns out, ask themselves more or less the same question. […]
- Anthropology
Evolution’s Youth Movement
The fossils of ancient children may provide insights into the evolution of modern Homo sapiens.
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Faces of Perception
Scientists who study face perception currently disagree strongly over whether newborn babies innately know what human faces look like and whether certain brain areas are solely responsible for distinguishing one face from another.
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Joined at the Senses
As evidence accumulates for the existence of brain cells that handle many types of sensory information, some scientists challenge the popular notion that perception is grounded in five separate senses.
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Dolly Was Lucky
Scientists studying the data on animal cloning argue that cloning a person would be unsafe.
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Science News of the Year 2001
A review of important scientific achievements reported in Science News during the year 2001.
- Animals
Rebranding the Hyena
Zoologists are hoping that long-term ecological studies of the spotted hyena will assist in dispelling the animal's undeservedly bad reputation.
- Health & Medicine
A Model Mouse
Mice with symptoms similar to rheumatoid arthritis may illuminate the puzzling disorder.
- Health & Medicine
What Activates AIDS?
New studies suggest that a natural process called immune activation—the signaling that alerts immune cells of foreign invaders—plays a key role in explaining why infection with the human immunodeficiency virus progresses to AIDS more quickly in some people than in others.
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