Uncategorized
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Climate
Development near natural areas puts more Californians in the path of wildfires
As urbanization extends its reach into once-natural areas, more homes and people are at risk from wildfires.
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Microbes
Mini ‘solar panels’ help yeast shine at churning out drug ingredients
Microbes equipped with light-harvesting semiconductor particles generate useful chemicals much more efficiently than ordinary microbes.
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Genetics
Coffee or tea? Your preference may be written in your DNA
Coffee or tea is a bitter choice, a taste genetics study suggests.
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Earth
A massive crater hides beneath Greenland’s ice
The discovery of a vast crater in Greenland suggests that a 1-kilometer-wide asteroid hit the Earth between 2.6 million and 11,700 years ago.
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Anthropology
Skull damage suggests Neandertals led no more violent lives than humans
Neandertals’ skulls suggest they didn’t lead especially injury-prone lives.
By Bruce Bower -
Animals
Sound-absorbent wings and fur help some moths evade bats
Tiny ultrathin scales on some moth wings absorb sound waves sent out by bats on the hunt.
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Health & Medicine
U.S. cases of a polio-like illness rise, but there are few clues to its cause
A total of 90 cases of acute flaccid myelitis have been confirmed so far this year, out of 252 under investigation.
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Ecosystems
How mammoths competed with other animals and lost
Mammoths, mastodons and other ancient elephants were wiped out at the end of the last ice age by climate change and spear-wielding humans.
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Animals
Climate change may have made the Arctic deadlier for baby shorebirds
What were once relatively safe havens in the Arctic are now feasting sites for predators of baby birds.
By Susan Milius -
Astronomy
One of Earth’s shimmering dust clouds has been spotted at last
Almost 60 years after a Polish astronomer spotted clouds of dust orbiting Earth near the moon, astronomers have detected those clouds again.
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Quantum Physics
Physicists wrangled electrons into a quantum fractal
The tiny, repeating structure could reveal weird behavior of electrons in fractional dimensions.
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Environment
Car tires and brake pads produce harmful microplastics
Scientists surveyed tiny airborne plastics near German highways and found that bits of tires, brake pads and asphalt make up most of the particles.