Life
- Life
Fungus strikes but doesn’t kill European bats
Organism that is devastating North American populations might have coevolved with hosts overseas.
- Health & Medicine
Going Under
While every anesthetic drug has its own effect, scientists know little about how the various versions work on the brain to transport patients from normal waking awareness to dreamless nothingness.
- Chemistry
Spray of zinc marks fertilization
Embryonic development begins with an outpouring of the metal, illustrating chemistry's importance in orchestrating biological processes.
- Earth
Warming dents corn and wheat yields
Rising temperatures have decreased global grain production and may be partly responsible for food price increases.
- Life
Giant ants once roamed Wyoming
The first complete fossil found in North America suggests warm spells in the far north allowed big insects to spread.
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- Life
Sickle-cell may blunt, not stop, malaria
Once thought to keep parasite out of cells, the trait appears to diminish the severity of infection.
- Life
Genes & Cells
A boost for tired antibiotics, plus a fishy mom’s mucus and high-gravity microbes in this week’s news.
- Life
Zap! More fish
An upgraded brain underlies the wide diversity in a family of electric fish, scientists say.
- Life
Antarctic humpbacks make a krill killing
Late-arriving sea ice enhances crustacean feast for whales, but the bounty may be fleeting.
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- Life
Half-asleep rats look wide awake
In a discovery with ominous implications for sleep deprivation, researchers find that some brain regions can doze off while an animal remains active.
