Though the country’s nuclear arsenal has undergone no explosive testing for decades, federal experts say it can reliably ...

Jules Verne’s 1870 novel *Twenty Thousand Leagues Under the Sea* features the state-of-the-art submarine Nautilus. Built by ...

India is set to take another major leap in space-based defence communication. On November 2, ISRO will launch CMS-03 (GSAT-7R) — a powerful military communication satellite — using its trusted LVM-3 ...

It's not a slow crush, but a sudden, terrifying phenomenon of physics that's over in less than the blink of an eye. At the ...

Ensign Ethan Christus, a native of Mission Viejo, is training to be part of the U.S. Navy’s 125-year tradition of service ...

I’ve been a Scientific American subscriber since I was 12 years old, and it helped shape the way I look at the world. SciAm always educates and delights me, and inspires a sense of awe for our vast, ...

The deal is done for the new underwater vehicle that will replace Ran, the submarine that was lost under a glacier in ...

According to mission co-lead Scott Glenn, the experiment marks a “historic moment for ocean science. We’re deploying a robot ...

By the 2030s, the world’s oceans may become as transparent to sensors as the skies became to radar in the 20th century. With ...

A U.S. Navy officer walks on the Virginia-class fast-attack submarine USS Minnesota after the vessel docked at HMAS Stirling in Rockingham, Western Australia, February 26, 2025. COLIN MURTY/Pool via ...

Dr. Frank is a professor of astrophysics at the University of Rochester. A few years ago, on a flight, I was seated next to a man in his mid-20s. He looked at the astrobiology textbook I was reading ...