2,698 results
2,698 results for: Monkeys
- Anthropology
Brain Size Surprise: All primates may share expanded frontal cortex
A new analysis of brains from a variety of mammal species indicates that frontal-cortex expansion has occurred in all primates, not just in people, as scientists have traditionally assumed.
- Animals
Hornbills know which monkey calls to heed
Hornbills can tell the difference between two kinds of alarm calls given by monkeys.
- Health & Medicine
Bug bites suggest new stroke drug
Changing a human enzyme so that it resembles one from blood-sucking insects may lead to a new treatment for strokes.
- Anthropology
Evolution’s Lost Bite: Gene change tied to ancestral brain gains
In a controversial new report, a research team proposes that an inactivating gene mutation unique to people emerged around 2.4 million years ago and, by decreasing the size of jaw muscles, set the stage for brain expansion in our direct ancestors.
- Anthropology
Gene implicated in apes’ brain growth
A gene with poorly understood functions began to accumulate favorable mutations around 8 million years ago and probably contributed to brain expansion in ancient apes.
- Health & Medicine
SARS vaccine tests well in mouse model
Scientists have developed a DNA vaccine that stops the SARS infection in mice.
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Get Mellow, Fellow: Male baboons cooperate after cultural prodding
Researchers say they have found a troop of wild baboons in which females somehow transmit peaceful attitudes to males who transfer into the group.
- Chemistry
Connection blocker may stop viruses
Using compounds that disrupt the interface of two viral proteins might present a novel strategy for combating viruses, a study of herpes suggests.
- Health & Medicine
SARS Control: First nasal vaccine effective in monkeys
An experimental SARS vaccine, tested in monkeys, can be administered directly to the respiratory tract and requires only a single dose to confer immunity.
- Earth
Skin proves poor portal for arsenic in treated wood
Direct contact with old-style pressure-treated lumber should pose little risk that arsenic will penetrate the skin.
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Lighting Up the Rainbow: Color perception tied to early visual experience
A study of baby monkeys finds that exposure to natural light in the year after birth fosters their ability to recognize colors as lighting gets brighter or dimmer.
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Brains show evolutionary designs
Mammal species exhibit basic types of brain design from which they have evolved a wide array of brain sizes, according to a new analysis.
