News
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EarthBritain’s biggest meteorite strike
An unusual layer of rock found along Britain's northwestern coast formed from the debris thrown out of a crater when a meteorite struck nearby more than 1 billion years ago.
By Sid Perkins -
AstronomySolving a cosmic ray conundrum
Astronomers say they have solved a puzzle about the most energetic particles that smash into Earth.
By Ron Cowen -
EarthRefuge for the resilient
Some conservationists recommend creating marine parks in areas most likely to survive climate change.
By Amy Maxmen -
ArchaeologyPeruvian site yields a golden discovery
The discovery of a 4,000-year-old gold necklace in Peru suggests that social elites and economic growth appeared in a surprisingly simple society.
By Bruce Bower -
AnimalsRobin stole credit for Batman’s deeds
Bats turn out to be overlooked but significant eaters of insects, pests and other arthropods on shade-grown coffee farms and in tropical forests.
By Susan Milius -
AnimalsComb jellies take root in a new tree of animal life
A team of biologists places comb jellies, not sponges, at the base of a new tree of animal life.
By Amy Maxmen -
Health & MedicineTake a Breath: Fatty substance may play role in cystic fibrosis
A fatty compound called ceramide that accumulates in lung cells may be instrumental in the devastating disease cystic fibrosis.
By Nathan Seppa -
Health & MedicineTraveling Toxin: Botox may hitch a ride on nerve cells
New evidence suggests that Botox migrates from the injection site, perhaps traveling along nerve cells.
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PaleontologySalty Old Cellulose: Tiny fibers found in ancient halite deposits
Researchers have recovered microscopic bits of cellulose from 253-million-year-old salt deposits deep underground.
By Sid Perkins -
Health & MedicineCurbing Chemo: Fasting cushions drug’s side effects in mice
Two days of starvation kicks mice's cells into repair mode and helps them endure high doses of chemotherapy.
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AnimalsNight Flights: Migrating moths may use a nighttime compass
Silver Y moths choose to fly when wind blows in the same direction that they migrate, and they may even compensate when the wind pushes them off-course.
By Susan Milius -
Planetary ScienceCaught in the Act? Images may reveal planetary birth
Astronomers, for the first time, have imaged dusty clumps surrounding young stars that could be planets in the making.
By Ron Cowen