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Mapping the threat of small near-Earth asteroids
65 million years ago, a monster asteroid wiped out 2/3 of all life on Earth, including the dinosaurs. But an astrophysicist explains why it’s the smaller near-Earth objects (NEOs) that pose a greater imminent threat.
June 30, 2018
Great white sharks dive deep into warm-water whirlpools
Researchers tracked 2 great white sharks to find out where they spend their time. Watch a cool video of the tricky job of tagging Lydia, a great white swimming in Florida waters.
June 27, 2018
Will your summer will be full of mosquitoes?
Now that it’s summer in the Northern Hemisphere, our thoughts turn to … mosquitoes! Here’s some handy info from a biologist.
June 24, 2018
Will climate change make rice less nutritious?
As atmospheric carbon dioxide levels rise, rice plants - the primary food source for more than 3 billion people - produce fewer vitamins and other key nutrients.
June 24, 2018
Will ‘slow earthquakes’ along central San Andreas trigger larger quakes?
"Based on our observations, we believe that seismic hazard in California is something that varies over time and is probably higher than what people have thought up to now."
June 22, 2018
Lake Superior sediment-heavy after torrential rains
The downpour took place last weekend in parts of the U.S. Upper Midwest - Wisconsin, Minnesota and especially northern Michigan. Satellite images show the effects on Lake Superior, the largest of the Great Lakes of North America.
June 21, 2018
Fossils of 2 new creatures from dawn of animal life
Researchers found the 2 fossils in a South Australian fossil bed dubbed "Alice’s Restaurant Bed,” a tribute to the Arlo Guthrie song lyric “You can get anything you want at Alice’s Restaurant.”
June 20, 2018
Tick’s worst day ever preserved 100 million years
A bit of amber preserved a drama from 100 million years ago, an interaction between a tick and a spider.
June 19, 2018
More wildlife now working the night shift
It's getting harder for wild animals to find human-free spaces on Earth. New research suggests that human disturbance is creating a more nocturnal natural world.
June 18, 2018
3D view of Amazon rainforest canopy
A rainforest canopy can reach 15 to 20 stories high. It's an ecosystem unto itself. Now - to study drought effects - scientists have made the 1st 3D measurements of rainforest canopies in the Brazilian Amazon.
June 18, 2018
