Superman may fly faster than a speeding bullet, but he'd easily lose in a race against a beam of light, the fastest thing we ...

Our cosmos is 13.7 billion years old and it all started with the Big Bang. When we look for really distant objects, we can’t really see the Big Bang because the universe was so hot and dense that ...

According to calculations from IFLScience's resident astronomer, Dr Alfredo Carpineti, using data from NASA's Eyes on the ...

When I was a teenager, I was—shockingly, I know—deeply nerdy. At a science-fiction convention, I bought a button that read, “186,282 miles/second: Not just a good idea, it’s the law.” It was poking ...

NASA has unveiled a breathtaking new image showing what appears to be a massive “cosmic hand” stretching across 150 light-years of space, created by one of the galaxy’s most powerful electromagnetic ...

Jarred Roberts receives funding from NASA. My telescope, set up for astrophotography in my light-polluted San Diego backyard, was pointed at a galaxy unfathomably far from Earth. My wife, Cristina, ...

This jet streaming out of a supermassive black hole is traveling at nearly the speed of light. Credit: NASA / JPL-Caltech illustration Superman may fly faster than a speeding bullet, but he'd easily ...