Prediction markets are wagering on whether the United States will confirm the existence of extraterrestrial life by 2027.

Thanks to high-concept stories with significant production costs and complex logistics, sci-fi shows are often on the ...

How big would a telescope need to be to see Earth’s dinosaurs from 66 million light-years away? Think big—and then think ...

Declassified documents released in 2013 during Obama’s presidency acknowledged the existence of Area 51, saying that the secret government space was used as an aerial testing ground for U.S.