Forget the Kármán line—there’s a human-made space barrier to wonder about, first observed by NASA in 2017. The mysterious zone of anthropogenic space weather is caused by specific kinds of radio waves ...

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 ...

In a discovery that reads like science fiction, scientists have confirmed that human radio transmissions have formed an unexpected barrier in space. This artificial shield appears to influence the ...

Oftentimes, we think of space as an endless, mostly empty vacuum, a silent backdrop where planets, stars, and galaxies play out their dance. We also think of time as something separate, a steady ...

Add Yahoo as a preferred source to see more of our stories on Google. Retired Colonel Eileen Collins, the first woman to pilot and command a U.S. spacecraft, discusses her barrier-breaking career and ...