All Stories
- Earth
Don’t blame the cities
Urban sprawl is sometimes blamed for skewing weather data and creating a false signal of global warming, but a new study suggests this idea is just a lot of hot air.
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- Physics
The proton’s strange new cousin
Physicists have discovered a new particle made of three quarks, including two strange quarks. Its existence further validates the standard model of particle physics.
- Space
Black holes have limits
A review of current evidence suggests an upper limit to a black hole's size.
- Life
Gene regulation makes the human
The regulation of genes, rather than genes alone, may have been crucial to primate evolution.
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- Space
PAMELA may have spotted the dark stuff
An orbiting observatory may have discovered particles of dark matter -- the proposed, invisible material that researchers believe holds the universe together.
- Earth
Mammoth migrations
Ancient DNA shows North American woolly mammoths migrated back to Asia and displaced Siberian mammoths.
- Humans
Infants have social sightlines
One-year olds can translate personal experience into knowledge about others
- Space
Milky Way’s black hole seen in new detail
New radio wave observations are giving astronomers their closest look yet at the supermassive black hole believed to be lurking at the center of our galaxy.
- Earth
Mighty hurricanes get mightier
Peak winds in North Atlantic hurricanes and similar storms elsewhere in the world have gained speed during the past three decades, thanks to a warming trend in many of the ocean basins where such storms are spawned.
- Health & Medicine
Calcium clue
Excess calcium in the blood might signal an increased risk of fatal prostate cancer, a new study finds.
