In a letter sent to two Republican senators, White House officials outlined narrow changes it would be willing to make to its ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

A great deal of Ryan Gosling’s journey through the film “Project Hail Mary” unfolded in solitude. The “La ​La Land” actor spent long stretches filming alone on set, or ‌acting opposite an alien ...