The Latest Breaking News from Carl Sagan

India has failed to propagate scientific literacy not only among the public, but also among scientists themselves

Understanding how rapid interstellar travel may be possible

“Extraordinary claims require extraordinary evidence.” – Carl Sagan (Cosmos, 1980)

Both Voyager 1 and its twin, Voyager 2, carry little pieces of humanity in the form of their Golden Records. A recent analysis suggests they may persist for trillions of years.

Voyager 1 is the farthest human-made object from Earth. After sweeping by Jupiter, Saturn, Uranus and Neptune, it is now almost 15 billion miles (24 billion kilometers) from Earth in interstellar space. Both Voyager 1 and its twin, Voyager 2, carry little pieces of humanity in the form of their…

If a person is lost in the wilderness, they have two options. They can search for civilization, or they could make themselves easy to spot by building a fire or writing HELP in big letters. For scientists interested in the question of whether intelligent aliens exist, the options are much…

While it was a good fictional setting for the Carl Sagan adaptation 'Contact,' the Very Large Array has never actually listened for alien transmissions — but now it will.

As space science matures and accelerates, the time has come for a democratically accountable UN to moderate human activity beyond Earth, writes Ian A. Crawford

As space science matures and accelerates, the time has come for a democratically accountable UN to moderate human activity beyond Earth.

Humanity has barely scratched the surface when it comes to cosmic exploration, including our backyard. Self-replicating robots could reveal more about humanity's closest neighbors.

Pareidolia — seeing faces in patterns — is connected to religious experiences, creativity, and much more