Does archaeology really include globetrotting adventures filled with mystery, danger and romance? Jorge Ribas gets the answer from a real-life archaeologist.
Mars time and Earth time are so similar, scientists working on the Phoenix Mars Lander mission are in a constant state of jet lag. Space producer Dave Mosher finds out how they're coping with the ever changing clock.
So much of what we consider to be normal here on Earth is a direct result of how our planet revolves around the sun (like seasons and temperatures around the globe). We put Earh into warp speed to see what a year's worth of planetary orbit looks ...
NASA's Spitzer Telescope discovered evidence that a high-speed collision between two planets happened thousands of years ago. Scientists think this type of collision is how planets, like the Earth, are formed.
With thousands of asteroids, comets and other near-Earth object buzzing by our planet, Jorge Ribas finds out how we can avoid the same fate as the dinosaurs.
Biologist J. Craig Venter helped crack the human genome. His next goal: create life. Jorge Ribas talks to him about the promise and perils of synthetic biology.
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