On a cold, thin-aired world where sound barely carries, a NASA rover has picked up something that should not be possible: the crackle of lightning on Mars. Instead of the deep, rolling thunder ...

Does NASA have files on aliens? Jared Isaacman says no, and tells Ross Douthat on “Interesting Times” that extraterrestrials would pick a more exciting locale to visit than America’s naval bases.

A spokesperson issued a statement Friday after Trump said his team would start “identifying and releasing” government files.

(KTLA) — NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of speculation — and a full-blown online debate — over whether it could be an ...