Astrobiologists want one thing above all else: to find proof of alien life. That’s easier said than done, of course. Space is vast. Stars, planets, and moons are innumerable. Our probes are few and far between and our telescopes can see only so far...

"What would happen if we cut off your ear?" the soldiers asked Oleksandr Vdovychenko. Then they hit him in the head.

Joe Biden said the US still followed the One China policy, but that it would respond if Beijing tried to attack Taiwan.

Several shooting incidents across New York City left two people dead, including a teenager, and several others injured.

China has not ruled out using military force to achieve its ambitions with Taiwan, but the U.S. continues to support Taiwan's autonomy.