The “Active Denial System” is a non-lethal weapon, but the ethics of using it to deter migrants seeking to enter the United ...

Besides building crewed outposts at the lunar south pole, where else should astronauts go on the Moon? An authoritative new ...

These cataclysmic explosions spray intense radiation and beams of energy through the universe at close to the speed of light.

Both Magneto and Dr. Doom are incredibly powerful supervillains from Marvel Universe. Both are known to possess incredible ...

This manuscript begins with a problem posed by one human (myself) and is a record of joint reasoning in which logic was ...

China plans to land humans on the moon by 2030. See animations of the crew on the moon with a lander and rover. Credit: China ...