Repeating radio signal leads astronomers to an Earth-size exoplanet | CNN
Has Mysterious Signal From Space Finally Been Explained?
Educator Guide: Coding a Radio Message for Space | NASA/JPL Edu
Alien Hunters Discover Mysterious Signal from Proxima Centauri - Scientific American
It's the 25th anniversary of Earth's first attempt to phone E.T. | Cornell Chronicle
Another mysterious deep space radio burst is sending signals to Earth every 157 days, study finds - CBS News
NASA traces source of mysterious fast radio bursts sending signals to Earth - CBS News
NASA traces source of mysterious fast radio bursts sending signals to Earth - CBS News
Researchers Made a New Message for Extraterrestrials - Scientific American
Wow! signal - Wikipedia
Mysterious repeating radio signal detected from space - study - The Jerusalem Post
Weird space radio signal tracked to its source for the first time | New Scientist
Weird signal' hails from the Milky Way. What's causing it? | Space
Scientists find deep space radio signals all the time. Here's what they mean. | Mashable
Space Communications: 7 Things You Need to Know | NASA
Wow! signal - Wikipedia
Was That a Dropped Call From ET? - The New York Times
Alien hunters detect mysterious radio signal from Proxima Centauri
Message Sent Into Space (And What We've Heard Back) | Memorial Spaceflights
We've finally spotted a pattern in mysterious radio blasts from space | New Scientist
Researchers want to send nude illustrations of humans into space | CNN
Aliens Could Watch Earth From Hundreds Of Star Systems, Scientists Say : NPR
Mysterious radio signals from deep space detected - BBC News
Wow! signal - Wikipedia
Signal from outer space: Radio burst repeats every 16 days
