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There’s zero chance you’ll be eaten by a megalodon

Scientists are officially debunking the myth that megalodon sharks still exist. The whale-eating monsters became extinct about 2.6 million years ago. “I was …

What gives firefighters the nerve to run into a fire?

A new study suggests that two sets of dynamics initiate and perpetuate the kinds of leaps of faith firefighters and others in high-risk occupations routinely …

How Homo sapiens could thrive in all kinds of places

Homo sapiens were able to thrive because they could generalize across different kinds of environments, but then also rapidly specialize upon encountering …

Here’s a better way to predict when milk will go bad

A new predictive model that examines spore-forming bacteria and when they’ll emerge may make the “sell-by” and “best-by” dates on milk cartons more …

101 clouds of gas: Where do massive stars begin?

Astronomy students sorted through 101 clouds of gas to find those that may be in the first phases of forming massive stars. “There’s still a pretty open …

The Milky Way had a sibling but Andromeda ate it

Scientists have deduced that the Andromeda galaxy, our closest large galactic neighbor, shredded and cannibalized a massive galaxy two billion years ago. Even …

First Successful Test of Einstein’s General Relativity Near Supermassive Black Hole

Observations made with ESO’s Very Large Telescope have for the first time revealed the effects predicted by Einstein’s general relativity on the motion of …

3,000 scientists: Border wall threatens local animals

Biologists warn that federal plans to build a wall along the US-Mexico border could severely threaten some of the unique species that live there—and even …

Why winter air in the Eastern U.S. is still so dirty

Despite overall lower levels of harmful emissions from power plants and vehicles throughout the year, winter air pollution in the Eastern United States remains …

Dogs bust through boundaries to comfort their people

Dogs not only go out of their way to comfort their upset owner, but will overcome obstacles to do it quickly, experiments show. In the journal Learning & …