What happens when you launch paper airplanes from the top of a massive 540-foot dam? In this experiment, we test different ...

Here’s how you can hack together a radio transmitter and receiver out of stuff you have at home—and explore the weirdness of ...

A super simple way to make mochi at home is blowing up on TikTok — and it only takes three ingredients. This viral rice paper ...

Unither Bioélectronique (UB) successfully completed the world’s first piloted hydrogen-electric helicopter circuit flight at ...

What if I told you that ordinary paper could look and feel like plastic and be incredibly water-resistant? Well, in this ...

Defense Secretary Pete Hegseth said that he and Kid Rock went “for a ride” Monday with US Army Apache helicopter pilots — less than a month after the military sparked criticism when Army pilots flew ...

While the Post slashes local coverage, we keep showing up. Help us keep doing what we've been doing since 1981: holding power to account, highlighting the arts, and chronicling D.C. history in real ...

NASHVILLE—The Army thinks its Apache helicopters, developed a half-century ago to kill Soviet tanks, might offer a solution to enemy drones two or three orders of magnitude smaller. “Everybody here is ...

The Air Force wants to install a new laser countermeasure aboard its HH-60W rescue helicopters to fend off heatseeking missiles. By Kyle Rempfer Published Apr 22, 2026 2:30 PM EDT Add Task & Purpose ...