The idea that aliens may have visited the Earth is becoming increasingly popular. Around a fifth of UK citizens believe Earth ...

Luis Elizondo, former head of the Pentagon’s top secret UFO program, discusses his new memoir and his quest to force the ...

Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also ...

Astronomers will soon begin a search of 2,800 galaxies for signs of advanced alien civilizations using a radio telescope in ...