Technology

What Rat Empathy May Reveal About Human Compassion

Rats may feel concern when cage mates are trapped. But, like people, they don’t always care enough to help.

Exactly How Many People Have Long Covid?

Pinning down the number of “long-haulers” suffering from the mysterious condition is an important task. It’s also proving impossible.

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Scientists Could One Day Float an Aerial Robot Above Venus

Researchers recently tested whether a balloon-borne sensor could listen for venusquakes to learn about the planet's makeup.

Russia’s Space Station Incident Points to Larger Issues

Nauka’s errant firings were likely the result of human error—and they raise concerns about the future of the country’s space program...

How Did People Find the Fundamental Charge With Drops of...

Back in 1909, figuring out the charge of a single electron was a Nobel-worthy pursuit. Today, it’s a good lesson in understanding...

Why Even the Fastest Human Can’t Outrun Your House Cat

A new model explains the forces and body design features that limit maximum sprinting speed.

Sunny-Day Flooding Is About to Become More Than a Nuisance

Sea level rise will soon combine with a host of other environmental factors to produce dozens of floods each fall in US coastal cities.

The Weird, Sustainable Booze of the Future Tastes … Good?

Small distilleries like Empirical Spirits are working on uncategorizable drinks made of stuff like plum pits, for the resilient quaff...

Fractons, the Weirdest Matter, Could Yield Quantum Clues

Theorists are in a frenzy over these bizarre, but potentially useful, hypothetical particles that can only move in combination with...

How the Jaguar, King of the Forest, Might Save Its Ecosystem

With a new train line threatening its habitat, the big cat may be the key to protecting this Mexican reserve—and everything else in...