Superluminous supernovas are the brightest stellar explosions in the universe. Astronomers may have found a mechanism that can trigger these events.

Iran launched new strikes against Israel and U.S. military bases in the Middle East as aerial attacks resumed early Thursday ...

The U.S. and Israel initiated a widespread attack on Iran on Saturday. Iran launched strikes targeting Israel and U.S.

The U.S. and Israel launched a major attack on Iran on Saturday, and President Donald Trump urged the Iranian public to ...

A short 11-second clip has emerged online showing the brief moment when Iranian airstrikes were shot out of the sky above the United Arab Emirates city.

A major attack launched by Israel and the United States killed Iran’s Supreme Leader Ayatollah Ali Khamenei, President Donald ...

Trump confirms "major combat operations" in Iran; Israel declares "state of emergency"; FO issues travel advisory for ...

US intelligence agencies believe China is developing a “new generation” of nuclear weapons — with Beijing having reportedly conducted at least one undisclosed explosive test already. China’s plan to ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

Add Yahoo as a preferred source to see more of our stories on Google. A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020.

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: Hollywood loves to imagine ...

A top Trump administration official on Tuesday disclosed new details to support its claim that China conducted an underground nuclear explosion during Donald Trump’s first presidency, a contested ...