The Texas Instruments TP4056 is the default charge-controller chip for any maker or hacker working with lithium batteries. And why not? You can get perfectly-functional knockoffs on handy breakout ...

A mechanical keyboard enthusiast shares their experience with ultra-compact sub-40% keyboards, highlighting the challenges ...

Scientists look to black holes to know exactly where we are in the universe. But phones and Wi-Fi are blocking the view by Lucia McCallum, The Conversation edited by Gaby Clark, reviewed by Andrew ...

The satellites the world relies on for navigation, communication and more get their bearings from distant black holes – but radio noise is blurring the picture.

The 2025 U.S. Open is tight heading into the final round. If there's a tie after 72 holes, here's what to know about the playoff rules and history.

U.S. Open hole by hole: There is less sand on No. 11 at Oakmont, but other hazards will impact play Bill Hartlep | Friday, May 30, 2025 5:05 p.m.

If India chokes less, it will fry more Pollution may have shielded it from the worst of global warming. That will change ...

The traditional USB-A design is one any user is familiar with, including the familiar two square holes in its side. So what purpose do the holes serve?

Every time this doomed star plunges through a supermassive black hole's accretion disk, it loses orbital energy and triggers a burst of X-rays.

Primordial black holes could inhabit the modern-day cosmos, making them responsible for the phenomenon of dark matter, according to new research.