Uncategorized
- Earth
Natural sinks still sopping up carbon
Ecosystems haven’t yet maxed out their ability to absorb fossil fuel emissions, new calculations suggest.
- Health & Medicine
Even moderate noise may harm hearing
Chronic, low-level sound exposure causes deficits in rats.
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Schizophrenia’s core genetic features proposed
Researchers may be closing in on the inherited component of a disease whose causes have been difficult to establish.
- Life
Gene study links stronger memories, PTSD
New finding may help explain why some people experience psychological problems after traumatic experiences.
- Life
Climate change may leave many mammals homeless
In some places over the next century, projected warming threatens the survival of more than one in three species.
By Janet Raloff -
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Retinal implants could restore partial vision
In lab tests on rat retinas, a photovoltaic chip helps display images through special goggles.
- Life
Genes may influence body’s bacteria
Specific DNA variants have been found to be associated with the types of microbes that colonize a person’s body.
- Life
Gene appears linked with a person’s daily rhythms
Variations could play a role in determining time of death, or help shift workers better adapt.
- Humans
Maya wall calendar discovered
Classic-era structure displays rare calculations of lunar and planetary cycles.
By Bruce Bower - Astronomy
Sun’s shock wave goes missing
Spacecraft observations redraw astronomers’ ideas about the local stellar environment.
By Nadia Drake - Life
Culture results when chimps get cracking
Adjacent groups in Africa follow different traditions when it comes to opening nuts.
By Susan Milius