Shares tumbled over 10%, leading a chip sell-off as China's new AI model prompted fresh questions on Big Tech's investments.

SEOUL — South Korean air accident investigators are narrowing ... then hit a concrete barrier at the end of the runway and burst into flames, video showed. The crash was the world’s deadliest ...

Boom Supersonic reached a new milestone in its work toward building the world’s fastest commercial airliner on Tuesday. The ...

The best air fryers could completely change your food preparation. Air fryers need a lot less oil than you'd use for regular frying, which means you'll get healthier food that's just as delicious ...

Flown by Boom Chief Test Pilot Tristan Brandenburg, XB-1 entered the supersonic corridor and reached an altitude of 35,290 ...

The original sound barrier was first broken on October 14, 1947, by Capttain Chuck Yeager piloting the Bell X-1 rocket-propelled aircraft, according to the US Air Force.

In a world where speed is often synonymous with progress, a small startup with just 140 employees has made a groundbreaking ...

This story is part of NBC Select’s New & Notable column, where we highlight our favorite product launches. We will ...

Boom Supersonic revealed the successful first supersonic flight of its XB-1 demonstrator aircraft at the Mojave Air & Space ...

Boom Supersonic completed the first supersonic flight of its XB-1 demonstrator aircraft while on livestream, breaking the ...

A sleek white aircraft became the first independently developed jet to break the sound barrier Tuesday, tearing through the air tens of thousands of feet above the Mojave Desert and a crowd of ...