Sen. Sheldon Whitehouse weighed in on the tense exchange between President Trump and Ukrainian President Zelenskyy, applauding European allies for uniting behind Ukraine and opposing Putin, calling it ...

NASA has shared a fascinating animation featuring the journey taken by the Perseverance rover on Mars since its arrival there ...

An curved arrow pointing right. Unlike the asteroid impact that catapulted the dinosaurs into extinction on Earth, a gigantic asteroid crater on Mars may have actually been responsible for ...