When astronomers first picked up a perfectly regular radio heartbeat from deep space in 1967, some of them half-jokingly ...

Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

We recently discussed the different types of worlds that the Habitable Worlds Observatory (HWO) is expected to find that ...

The James Webb Space Telescope (JWST) is a large space telescope which collects light at infrared wavelengths. It has been ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

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NASA’s latest images from Mars show a rock that looks less like a random boulder and more like something deliberately carved, a sculpted shard standing alone on the dusty plain. The discovery has ...

Sperm whales swimming off the coast of Dominica. The marine mammals have a complex communication system that scientists are working to decode. Amanda Cotton Get the Popular Science daily newsletter💡 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Humans don’t need to blast off into space to find some truly ...