1,393 results
- Health & Medicine
Proteins last longer in the brain
A study in mice could lead to a better understanding of aging, Alzheimer’s and other degenerative processes.
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Young’uns adrift on the sea
Scientists try to identify and track elusive larvae in a boundless ocean.
- Chemistry
Bacterium grows with arsenic
A microbe appears to substitute a normally toxic element for a basic ingredient of life, raising intriguing questions about the limits of biochemistry.
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A partnership apart
DNA in hand, scientists dissect and redefine the iconic lichen mutualism.
- Chemistry
Different strokes
Though they share the same design, new micromachines are not a synchronized swimming team.
- Earth
Perforated blobs may be early sponges
Odd shapes in Australian rocks could be the oldest fossil evidence of multicellular animals.
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Book Review: What On Earth Evolved? 100 Species That Changed the World by Christopher Lloyd
Review by Sid Perkins.
- Earth
Signs of ancient sea ice
New analyses of Arctic seafloor sediments suggest floating ice debuted in the ocean at least 47.5 million years ago.
- Life
Enter the Virosphere
As evidence of the influence of viruses escalates, appreciation of these master manipulators grows.
- Earth
Florida’s big chill may have hammered corals near shore
January cold snap caused rare wintertime coral bleaching and die-offs for Florida’s coral reefs.
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The Biofuel Future
Scientists seek ways to make green energy pay off.
- Earth
Feds propose banning giant snakes
Today, the U.S. Fish & Wildlife Service announced plans to ban the importation and interstate transport of nine species of giant snakes. It’s a good idea, but a little like closing the barn door after the horse — or in this case, the pythons and anacondas — got loose.
