Artemis II's astronauts returned from the moon with a dramatic splashdown in the Pacific on Friday to close out humanity's ...

Victor Glover, a former Navy test pilot, carefully maneuvered the Orion capsule in space around a discarded rocket stage. The ...

After years of careful preparation and testing, NASA is finally about to send a crew of astronauts to circle the Moon.

This is read by an automated voice. Please report any issues or inconsistencies here. I am living with ALS, or amyotrophic lateral sclerosis, often called Lou Gehrig’s disease. The average survival ...

Accelerometers turn motion into measurable signals. From tilt and vibration to g-forces, they underpin countless designs. In this “Fun with Fundamentals” entry, we demystify their operation and take a ...

Advanced in organs on chips, digital twins, and AI are ushering in a new era of research and drug development. Earlier this week, the UK’s science minister announced an ambitious plan: to phase out ...

GYEONGJU, South Korea — President Donald Trump said Wednesday he had instructed the Defense Department to “immediately” start testing nuclear weapons "on an equal basis" with other nations. Subscribe ...

President Donald Trump on Thursday vowed to begin testing US nuclear weapons “on an equal basis” with Russia and China, heralding a potentially major shift in decades of US policy at a time of growing ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no country has tested since 2017. By David E. Sanger and William J. Broad David ...