Professor Erle Ellis is proposing a new way to map the Earth's biomes, taking into account the effect humans have had on the planet. Jorge Ribas reports.
The Mekong region in Southeast Asia is home to more than a thousand new plant and animal species, says the World Wildlife Fund. But challenges are ahead in balancing conservation and growth.
Jorge Ribas reports.
For backcountry trekkers in Alaska, avalanches come with the territory. The Alaska Avalanche School teaches them how to spot, avoid and provide rescue after one. Jorge Ribas goes to class.
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.
NASA hopes the Solar Dynamic Observatory will turn its scientists into space weathermen. Discovery Channel?s Dave Mosher and Jorge Ribas learn more about the satellite that?s set to launch in December.
COMMENTS (0)