Seth Shostak

Scientists explore whether planets, moons and exoplanets — planets outside the solar system — have the necessary qualities to support life.

On a late summer evening in 1977, Ohio radio astronomers discovered a strong, interstellar signal that is believed by many to be the best ...

A journey through the evolution of time travel; from it origins, it’s evolution and influence in science fiction, to the exciting ...

A journey through the evolution of time travel; from it origins, it’s evolution and influence in science fiction, to the exciting ...