Joaquin Phoenix, Abigail Breslin, and Rory Culkin sit on a couch watching TV with tin foil hats on in Signs. Image via Buena Vista Pictures Distribution M. Night Shyamalan is most notoriously known ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...