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Jeffrey Sachs: ‘Copenhagen expectations unlikely to be fulfilled’
The Copenhagen climate summit is meant to produce a legally binding, agreement for reducing greenhouse gas emissions. Jeffrey Sachs hopes progress will be made.
November 30, 2009
Paul Robertson searching for cause of type 2 diabetes
Paul Robertson said type 2 diabetes is a genetic illness. Though you're not born with it, you can be born with a susceptibility to it.
November 30, 2009
Balloons: How high can they fly?
Helium balloons rise higher than hot air balloons. The current altitude record for a helium balloon was set by Malcolm Ross, who flew to over 113,000 feet.
November 28, 2009
Why make art about science?
Is art - even art about science - still art for art's sake?
November 23, 2009
Robert Lawrence on antibiotic resistance and livestock
The drugs are used to fatten animals, and speed them to market. Robert Lawrence says that the inappropriate use of antibiotics could be harming humans.
November 23, 2009
Steven Holland on how bacteria make us sick
Steven Holland answers a question from a young listener in China, and talks about some of today's most vexing questions in infectious disease research.
November 23, 2009
Roxanne Decyk on solving climate change
Roxanne Decyk says businesses will need to work together with governments all over the world to successfully control global warming from burning fossil fuels.
November 23, 2009
Tom Tomich says global sustainability starts with food
Tom Tomich approaches sustainability by looking at how food is produced and calls agriculture a tangible lens for sustainability issues, since we all eat food.
November 23, 2009
Susan Levy on advances in autism research
Dr. Susan Levy said that because the characteristics of autism disorders range so widely, it has been difficult for scientists to pin down causes and develop treatments.
November 23, 2009
Why does an airplane make a sonic boom?
A sonic boom happens when an airplane flies faster than the speed of sound. Chuck Yeager was the first to break the sound barrier in the year 1947.
November 20, 2009
