The 1917 disaster was, at that point, the biggest explosion in history.

In 1957, scientists detonated a nuclear bomb under the Nevada desert — and launched a steel manhole cover at unimaginable speed. Some say it reached space, beating Sputnik by months. This video ...

That was the moment when human beings first unleashed the power of the nucleus in an immense, blinding ball of fire above a ...

A revisit to the historic Trinity nuclear test reveals how the world's first atomic explosion in 1945 created a rare radioactive mineral called trinitite.

At 5:29am on July 16, 1945, humanity lurched into the birth of a dangerous new era as the world's very first nuclear ...

The Lawrence Livermore National Laboratory study shows that the formation of radioactive fallout is more complex than some ...

Here’s what you’ll learn when you read this story: The 1945 Trinity nuclear test fused desert sand and bomb-tower materials into trinitite—a glassy substance unlike anything humans had created before.

Blue Origin rocket erupts during practice launch off Cape Canaveral, Florida. A boater captured the apocalyptic scene from ...

Confusion on whether Iran truly needed only “two weeks to four weeks” to make a nuclear weapon, as President Donald Trump suggested on Monday, hangs over the ongoing U.S. and Israeli war on the ...