The investigative minds at How to Survive use physics and psychology to see if there is any logical way to fight back against a technologically superior visitor.

For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

Watch scenes from the performances nominated for best actress at the 98th annual Academy Awards, as well as interviews with ...

NASA has officially begun testing thenuclear-powered Dragonfly drone, a spacecraft designed to soar across the skies of ...

SETI researchers may have missed alien signals due to a cosmic phenomenon that distorts narrowband radio waves, new research says.