Uncategorized
- Health & Medicine
Getting the picture of how someone died
CT scans can often reveal a clear cause of death, possibly making some autopsies unnecessary, British researchers find.
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- Space
Super Saturnian storm
The Cassini spacecraft captured images of massive tempest in planet’s northern hemisphere.
- Life
Immune cells function beyond battle
Cells lining the intestines take cues from immune cells and gut bacteria when deciding whether self-defense or metabolism is more important.
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- Climate
Matt Crenson, Reconstructions
In ancient Southwest droughts, a warning of dry times to come.
- Humans
Matt Crenson, Reconstructions
Tools tell a more complicated tale of the origin of the human genus.
- Health & Medicine
Coffee delivers jolt deep in the brain
Caffeine strengthens electrical signals in a portion of the hippocampus, a study in rats finds.
- Humans
Two feet or four, software is the same
All walking animals use the same basic nerve patterns to put one leg in front of the other(s).
- Psychology
Babies may benefit from moms’ lasting melancholy
Fetuses pick up on maternal depression and thrive after birth if mothers don’t get better, a new study suggests.
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Nemesis: Searching for the sun’s deadly companion star
Read the full article (PDF) | Vote on future topic | Search archives September 1, 1984 | Vol. 126 | No. 9 Nemesis: Searching for the sun’s deadly companion star If the sun is not a member of a binary or multiple star system, it is among the minority of stars. Yet if the sun has a […]
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Letters
Clocking neutrinos In response to “Hints of a flaw in special relativity” (SN: 10/22/11, p. 18): When supernova 1987a was detected in the Large Magellenic Cloud (a distance of roughly 168,000 light-years) an influx of neutrinos was detected simultaneously (or nearly so) in Japan, the United States and Russia. Had these neutrinos traveled at the […]
