‘Mowing the lawn’ at high altitude

The ICE Bridge mission - dubbed "mowing the lawn" has been so successful that eight flights will be added keeping us in Chile until Thanksgiving.

Heather Clark is developing a nano tattoo for diabetics

As with an ordinary tattoo, Heather Clark said, the dye would be injected beneath the skin of someone with diabetes.

Peter Gleick warns that world faces a water crisis

Forty percent of the world's population doesn't have access to adequate sanitation services, says water expert Peter Gleick.

Joanna Fowler says drug addiction is a disease of the brain

"Some people experiment with drugs and get addicted, and others do not, and I think you don't know ahead of time," cautions Joanna Fowler.

Carl Imhoff on transforming U.S. electric grid into a Smart Grid

Carl Imhoff on president Obama pledged three billion dollars in U.S. stimulus funding to transform the old electric grid into a Smart Grid.

Catherine Badgely believes organic agriculture can scale up

Catherine Badgely believes that organic farming can help farmers increase their local productivity, and the well-being of their own local communities.

Jeff Mount on what it really means to restore a river

Jeff Mount said today, river restoration is about creating healthy ecosystems that can sustain human demands and provide benefits to neighboring ecosystems

Paul Davies on how life on Earth began

Astrophysicist Paul Davies of Arizona State University studies the origins of life on our planet.

Water on the moon: What does it mean?

There is water on the moon, it's been confirmed. The discovery could guide future space exploration and whether its worth the expense of colonizing the moon.

Meteors, are they bright enough to read by?

Usually, meteors are not bright enough to read by. But some spectacular showers can offer a true spectacle of light and might be bright enough to read by.