Nope, it's not your imagination! The ocean is actually getting greener, according to scientists, and we found out why.

Just touch the surface and the light ripples to life, resembling the concentric circles that form on the surface of still water when it is touched. When the light settles, it looks like an ...

By using the Laser Interferometer Gravitational-wave Observatory (LIGO), scientists were able to observe the gravitational waves-- literal ripples in ... works because light isn't affected by ...