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Really 鈥渉igh鈥� tech to inspire us for sustainable solutions on Earth.

Who could imagine an idea born on a space station would help sustain our planet? Astronauts, living on the International Space Station, ...

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?聽

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

Poisons, ice men, and graves, oh my!

Every archeological find adds to our understanding of the world, but sometimes a discovery is made that is so startling and different that it changes the way we view ...

Get ready to go global!

Our cellphones, our clothes, our food: All are everyday things we consider essential, but we seldom think of what and who is involved in making them and getting them into our hands. ...

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

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, ...

An informative and humorous look at what happens to your body in space 鈥� by someone who has been there.

Of all the questions astronauts are asked by kids, the most frequent one is "How do you go to the ...

An innovative infographic look at what makes our world light up, work, and run.

It's impossible to imagine our lives without energy, but how often do we really think about where it comes from? With Power ...

Did you know that aloe vera鈥攏ow found in countless products, including sunscreens and soaps鈥攚as first used by Africans? They ground it into powder and used it to treat burns and other skin conditions, and ...

It鈥檚 a toxic world out there.

Poisonous snakes, toxic herbicides, noxious fumes鈥攑oisons in one form or another are all around us. An innocent-looking flower may be lethal, and smog can make it impossible t ...