A nuclear explosion in space could plunge much of the world into a technological crisis, disrupting everything from satellite ...

Scientists have simulated the effects of a single nuclear detonation in space - and their results suggest it would be 'very, ...

(Wladimir Bulgar/NASA/Science Photo Library RF/Getty Images) High above your head, it's getting a bit crowded. In low-Earth ...

A nuclear blast in space could cause significant damage. A new simulation shows how many satellites it could disable.

The United States has deployed weapons in space and will use them to defend American forces, Air Force Secretary Troy Meink said Monday. It's the first public acknowledgment that the nation has such ...

The opening moves of the next major war could unfold hundreds of miles above Earth. U.S. adversaries are looking at ways to blind American forces in future conflict by jamming communications, ...

“U.S. says for 1st time it now has weapons in space” was the headline last week in USA Today. The subhead: “Air Force Secretary Troy Meink became the first U.S. official to publicly announce that the ...

When something happens in space, it is not always a strange phenomenon in the night sky that we notice first.Communications ...

VIENNA — Air Force Secretary Troy Meink made headlines recently by confirming the United States has deployed weapons in space. He did not, however, detail what the weapons were, how they work or if ...

FILE - This photo provided by NASA shows Earth from 36,000 nautical miles away as photographed from the Apollo 10 spacecraft during its trans-lunar journey toward the moon, May 18, 1969. FILE - U.S.

Add Yahoo as a preferred source to see more of our stories on Google. FILE - This photo provided by NASA shows Earth from 36,000 nautical miles away as photographed from the Apollo 10 spacecraft ...