5,519 results
- Space
Meteorites may hold fossils from space — or not
Skepticism greets claim that three space rocks may contain microfossils of extraterrestrial bacteria.
- Chemistry
Wee work-around lets microbes thrive
Some crafty, salt-loving cells use stolen equipment for processing a key cellular building block.
- Life
Genes & Cells
A study of the Amish reveals that sleep habits are inherited, plus more in this week’s news.
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- Science & Society
90th Anniversary Issue: 1960s
The space race, technological optimism and other highlights, 1960–69
- Life
In the dark, cave fish follows its own rhythm
Scientists unwind an odd biological clock to better understand how organisms set daily cycles.
- Life
Lager’s mystery ingredient found
After scouring the globe, researchers find the missing ancestor of the yeast used to make cold-brewed beer in an unexpected place.
- Life
To researchers’ surprise, one Pseudomonas infection is much like the next
Consistent genetic changes in the lung bacteria that commonly plague cystic fibrosis patients are a welcome discovery because they may point to new treatment strategies.
- Health & Medicine
Beneficial bacteria may protect babies from HIV
No one argues that when it comes to feeding baby, mom’s milk is best. But mothers infected with HIV, the AIDS virus, face a dilemma: Because some of their virus can be shed in breast milk, babies risk becoming infected as they drink it. Two research teams are now investigating a germ-warfare strategy to treat such vulnerable infants.
- Health & Medicine
Body & Brain
Sour news for cranberries, libido-sapping drugs, the social brain and more in this week’s news
- Science & Society
90th Anniversary Issue: 1930s
Germ warfare, tracking Pluto's rise and fall and other highlights, 1930–39
- Earth
Earth & Environment
Earth’s bulging waistline, plus ancient mangrove swamps and new threats from wildfires in this week’s news.
