Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf ...

If a Galactic Internet is out there, we may be like fish swimming through the ocean, unaware of the undersea cables carrying ...

NASA’s Curiosity rover has photographed a knobbly Martian rock that looks strikingly like a piece of ocean coral, a reminder ...

With new legislation, could Canada follow Australia and implement a social media ban for some teens? Here's what we know: ...

This is not an individual solid shell around the star, as an astronomer named Jason Wright explained the appearance of a plausible energy-harvesting system would appear at a great distance: not a ...