As humans began to explore outer space in the latter half of the 20th century, radio waves proved a powerful tool. Scientists could send out radio waves to communicate with satellites, rockets and ...

Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial ...

Radio communications should travel perfectly through space, right? Well, not exactly, as it turns out. There’s plenty to interfere with radio communications away from the surface of Earth, including ...