Northrop Grumman revealed the B-21 Raider in a roll-out ceremony. Here's what we know about it—and what remains hidden.

The ACLU is suing on behalf of 77-year-old Ruby Johnson, claiming that a police officer mischaracterized the accuracy of the app's locator to obtain a search warrant.

Fossils of the water-loving velociraptor relative were found in the Gobi Desert.

The hand-drawn metal birds were potentially represented deities of the dead.

A new Pentagon report offers a look at how one arsenal is shifting.

Roughly 16 million Americans are living with long COVID, but many are not getting the right medical care. One way to improve the system is by letting patients lead.

Researchers are trying to understand what drives snow algal blooms and how they could alter water supplies.

Without this universal technology, our computers would probably be bulky vacuum-tube machines.

Nearly 200 species of bacteria, including ones that can poison humans, were identified on microfiber pollution.

Google won't tell you exactly how to search smarter, but we will.