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 ...

Find out what it takes to become an astronaut—from someone who knows!
How many kids aspire to become an astronaut one day? Wouldn’t it be great to float in space and do neat experiments? But before ...