Where Is Everybody?

The Rare Earth hypothesis holds that one of the reasons scientists on Earth have not found other alien civilizations in our galaxy is that ...

The closest astronomical body to Earth that people can one day colonize is the moon. For instance, the European Space Agency wants to establ...

Europa, one of Jupiter’s moons, has a diameter of 3,100 kilometers, which is about 20 percent smaller than that of the Earth’s moon. Almost ...

For many years, humans have observed Mars and thought about whether we should eventually colonize it. NASA has sent several missions to land...

The average lifetime of an intelligent civilization is one of the variables in the Drake Equation used to estimate the number of alien civil...

Teleportation is everyone’s dream superpower. Instantly moving from one place to another would infinitely increase production and efficiency...

The idea of space colonization has been explored in many ways over the past several years. Many individuals in the industry and scientific c...