In the future, as we send space probes and manned missions to explore the solar system and possibly colonize other worlds, there's a major problem that we'll have to overcome -- keeping in touch with them. See more »

If we're going to get serious about boldly going where no man has gone before, and send humans beyond the solar system, we're gonna need a cheap and plentiful energy source to help us get there. See more »

Surely nuclear weapons, which can obliterate entire cities, contain enough destructive power to blow a giant space rock to bits, right? What does NASA make of the whole explosive business? See more »

Air-breathing rockets have the potential to dramatically lower launch costs and may make space lots more accessible to normal people. See how it will work! See more »

Antimatter has the ability to store incredible amounts of energy in a very small space. See how it will work. See more »

Asteroid mines could become an incredible source of building supplies for a colony on the moon. Learn how they will work! See more »

Researchers are using the moon's gravitational pull on bodies of water to test underwater turbine electricity production. It's considered clean power, but is it completely safe? See more »

COSMIC is a groundbreaking project that's taking satellite technology to the next level. How does it calculate information that can help predict climate change and monitor Earth's changing magnetism? See more »

Get a sneak peek (even before NASA scientists) at a new type of spacecraft that could be jolted through space by electromagnets. See more »

Using current rocket engine technology, a trip to Mars takes seven months. Fusion propulsion would cut that trip in half. Find out what fusion is and how it could speed up space travel. See more »