Second part of our discussion on the phases of water with Gerald Pollack. On this program, he joins us for the Groktron 5000.

Does water only have three phases? It turns out the answer is a little more complicated. On this program, Gerald Pollack discusses an intermediary phase between liquid and solid water and what this means for biology.

Ordinary citizens are now contributing in extraordinary ways to the scientific enterprise. On this episode, Caren Cooper discussed citizen science.

The fight over GMO foods is more complicated than just the question of their safety. On this issue, McKay Jenkins discussed the fight over GMO foods.

On this episode, Beth Shapiro discussed some elements of her book, How to Clone a Mammoth: The Science of De-Extinction.

On this episode, Beth Shapiro discussed some elements of her book, How to Clone a Mammoth: The Science of De-Extinction.

There is much excitement about the future of humans in space. On this episode we are joined by the authors of Beyond Earth, Amanda Hendrix and Charles Wohlforth.

There is much excitement about the future of humans in space. On this episode we are joined by the authors of Beyond Earth, Amanda Hendrix and Charles Wohlforth.

We discuss topics from the American Geophysical Union meeting. Topics include coal power, carbon sequestration, and Mekong River Delta monitoring.

We discuss topics from the American Geophysical Union meeting. Topics include coal power, carbon sequestration, and Mekong River Delta monitoring.