Photo of the Day #957: Otter family

What sneaky invisible forces enable these instruments to locate buried treasure?

Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

The interstellar comet 3I/Atlas reached its closest point to the sun. Here's how to follow the rest of its journey away from our solar system.

“Anomalous” heat flow, which at first appears to violate the second law of thermodynamics, gives physicists a way to detect quantum entanglement without destroying it.

These lightweight Celestron binoculars offer great magnification for the price.

The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number theory to explain quantum fractals.

By shifting water to a higher elevation, the giant Three Gorges Dam caused the Earth to spin more slowly.

Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Save almost $20 on Microsoft's first-party headset for Xbox Series S/X.

Whether you’re new to feeding birds or have been at your wits’ end for years, here are some tried-and-true tips on how to foil these wily rodents.

Project Amplify is Nike’s latest attempt to put some spring in your step with help from a powered mechanism that enhances the natural movement of the human ankle and lower leg.

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