Happy Geek Mom's Day

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.

Which film camera should you get? Which films are the best? We demystify the world of analog photography to help you get started.

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

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

A Turning Point USA official inaccurately claimed a high school's math department wore Halloween costumes that mocked Charlie Kirk. Those teachers are now facing a flood of online attacks and death threats.

DIY permanent eave lights that attach to the exterior of your home are becoming more popular. But are they worth the effort (and cost)?

This week on Uncanny Valley, we break down how one of the most common card shufflers could be altered to cheat, and why that matters—even for those who don’t frequent the poker table.

“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.

Whether for bird-watching or baseball-spotting, we break down prices and specs to find the best pair for you.

An observatory detected the first radio signal from the interstellar object 3I/Atlas. Here’s what it means.

Most household pets are overweight. I talked to experts to find the best ways to get your furry friend to shed a few pounds.

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