Wars in space are no longer just science fiction. In fact, Space War I has been raging for more than…
Fortunately, the real-world search for signs of extraterrestrial civilizations doesn’t have to deal with an alien armada like the one…
If future explorers manage to set up communities on Mars, how will they pay their way? What’s likely to be…
The multiverse may be a cool (and convenient) concept for comic books and superhero movies, but why do scientists take…
Elon Musk and Jeff Bezos may harbor multibillion-dollar dreams of sending millions of people to live on Mars, on the moon and inside free-flying…
Quick: Name a woman scientist. Chances are the name you came up with is Marie Curie, the physicist and chemist…
When will we find evidence for life beyond Earth? And where will that evidence be found? University of Arizona astronomer Chris…
Can anyone keep up with SpaceX in the commercial space race? It might be one of the four companies profiled…
The world's richest human wants to build a city on Mars: Fifty years ago, Elon Musk's vision of our future…
What is the multiverse? The idea that the universe we inhabit is just one of many parallel universes gets a…