Are we alone in the cosmos? Could we one day live on a different planet? How is life formed? What other secrets does the universe hold? 

Through profiles of seven remarkable women scientists and their ...

Will humans ever be able to live on other planets? Former NASA astronaut Dr. Dave Williams is the person to ask. 

It turns out that Earth is a pretty good place to live. Finding other habitable environments ...

Check out the amazing machines that make space travel possible.

From the spaceship itself to the wrench needed to make in-flight repairs, machines of every kind are the backbone of space travel. In this, ...