Look to the eastern sky, and a clear horizon will show you this unusual, grinning planet alignment thanks to the crescent ...

The Lyrid meteor shower — "considered one of the oldest and most reliable celestial shows of the year" — will overlap the Eta Aquarids meteor shower.

Despite decades of searching for this signal, astronomers have yet to find it. The problem is that our Earth is too noisy, making it nearly impossible to capture this whisper. The solution is to go to ...