Why beer mats do not fly in a straight line

Anyone who has ever failed to throw a beer mat into a hat should take note: physicists at the University of Bonn have discovered why this task is so difficult. However, their study also suggests how to significantly increase ...

Bringing neutron stars down to Earth

Imagine taking all of the water in Lake Michigan—more than a quadrillion gallons—and squeezing it into a 4-gallon bucket, the kind you'd find at a hardware store.

Scientists find upper limit for the speed of sound

A research collaboration between Queen Mary University of London, the University of Cambridge and the Institute for High Pressure Physics in Troitsk has discovered the fastest possible speed of sound.

Plutonium-238 to help power Perseverance on Mars

After its long journey to Mars beginning this summer, NASA's Perseverance rover will be powered across the planet's surface in part by plutonium produced at the Department of Energy's Oak Ridge National Laboratory.

Going nuclear on the moon and Mars

It might sound like science fiction, but scientists are preparing to build colonies on the moon and, eventually, Mars. With NASA planning its next human mission to the moon in 2024, researchers are looking for options to ...

Global cooling after nuclear war would harm ocean life

A nuclear war that cooled Earth could worsen the impact of ocean acidification on corals, clams, oysters and other marine life with shells or skeletons, according to the first study of its kind.

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