Is there life on other planets rather than our good old Earth? This question has puzzled scientists for centuries. Extraterrestrial life doesn’t necessarily mean we’re talking about little green people. It can also mean microorganisms, bacteria, and plants found on other planets. Knowing that ...

S. Pete Worden, Avi Loeb and Andrew Siemion, three leaders of the Breakthrough Initiatives, provide expert analysis to these declassified Pentagon videos. The Breakthrough Initiatives are a program of scientific and technological exploration, probing the big questions of life in the Universe. ...