Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

A Norwegian rocket launched on 25 January 1995 in order to study the Northern Lights, was mistaken by Russia for an incoming ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one.

Resuming full testing of nuclear weapons — as President Donald Trump called for last week — would be unnecessary, costly, undermine nonproliferation efforts, and empower the nation’s adversaries to ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Between 1945 and 2017, more than 2,400 nuclear devices were detonated in tests conducted by nuclear powers across multiple continents.

A new study analyzing historical photographs taken by the Palomar Observatory between 1949 and 1957 has detected several mysterious bright spots in the sky. These transient objects, captured on film ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

At the core of the report’s assessment is the long-term biological impact of ionising radiation, the potential of radiation ...

If you're a UFO enthusiast, you're probably already familiar with a question that crops up regularly in the slew of never-ending docuseries and congressional testimony: Are otherworldly visitors ...