1,437 results
1,437 results for: Primates
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Heads Up: Problem solving pushed bright primates toward bigger brains
A common capacity among primates for solving a broad range of problems, from coordinating social alliances to inventing tools, may have played a central role in the evolution of progressively larger brains.
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Barks are more than just “Hey, you!”
Computer analysis of thousands of dog barks suggests that our best friends may be signaling more than just a generalized "Hey you!"
- Anthropology
The DNA Divide: Chimps, people differ in brain’s gene activity
The distinctive looks and thinking styles of people and chimpanzees derive from the contrasting productivities of their similar DNA sequences.
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Mice can thank a hormone for the memories
Oxytocin, a hormone previously implicated in mammalian sexual and maternal behavior, may play a role in social recognition in mice.
- Animals
The truth is, frogs bluff and crabs cheat
Two research teams say they've caught wild animals bluffing, only the second and third examples (outside of primate antics) ever recorded.
- Anthropology
Care-Worn Fossils
A nearly toothless fossil jaw found in France has reignited scientific debate over whether the skeletal remains of physically disabled individuals show that our Stone Age ancestors provided life-saving care to the ill and infirm.
- Animals
Leashing the Rattlesnake
Even in the 21st century, there's still room for old-fashioned, do-it-yourself ingenuity in experimental design for studying animal behavior.
- Science & Society
Science News of the Year 2003
A review of important scientific achievements reported in Science News during the year 2003.
- 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.
- Humans
Science News of the Year 2003
A review of important scientific achievements reported in Science News during the year 2003.
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Psychotic Biology: Genes yield clues to schizophrenia’s roots
Two genes involved in the transmission of glutamate, a key chemical messenger in the brain, are linked to the occurrence of the severe mental disorder schizophrenia.
- Health & Medicine
Olfactory cells aid spine healing in rats
Injections of olfactory ensheathing glial cells from the brain help severed spinal cords heal in rats.
