Read the latest articles from Popular Science (Page 140)

Plus other weird things we learned this week.

In the future, humans may not be the only arbiters of who lives and dies in war, as weapons gain decision-making power.

Make your family and friends' homes a little more functional and fun with connected devices that save them time and effort.

The naturally dissolving hydrogel may help preserve delicate ancient artifacts.

An ancient mapping technique may offer a reliable backup tool for UAVs.

There are still plenty of bargains out there if you know where to look.

Real 'autonomous' vehicles rely on a diverse array of sensors capable of 'superhuman' object detection. It’s not perfect.

The deep-sea creatures evolved into a handy variety of sizes and shapes.

Whether you want a basic fitness tracker or a serious adventure watch, all of Garmin's models are seriously on sale.

We're wasting too much of the clean energy we generate. Reservoirs and caverns can store excess solar and wind power.

Tiny microbes could be a secret energy powerhouse.

This massive kit includes all the sockets you could need, driver bits, Allen keys, and more in a rugged box.

It's equal parts silly and useful, and it's the perfect last-minute Cyber Monday buy.

If you know an on-the-go audiophile, a spatial audio enthusiast, or just a music fan on the move (it can be you, treat yoself), these are the top-tier over-ear travel companions I've tried.

I have done enough of The Work and I deserve a Ninja CREAMi for overcoming Personal Horrors.

Our editors have spent weeks searching and curating the absolute best Cyber Monday deals on everything from TVs to air fryers.

Methane emissions were cut by almost 40 percent in grazing cattle who ate seaweed pellets.

Do you want a Cyber Monday deal on a super-expensive garbage can? Don't worry. We've got you covered.

That one Chappell Roan lyric won't apply to you if you ditch those fugly jeans for a stylish pair of Levi's 501s.

The upgraded system focuses on some of the most at-risk pedestrians.