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Gas-to-liquids fuel technology is promising
Earth's growing population means more vehicles, and more pollution. A Shell scientist describes a gas-to-liquids process for a cleaner-burning fuel.
June 29, 2008
‘The three hard truths of the world’s energy use’
Jan van der Eijk is Chief Technology Officer for Shell. In this 12-minute Clear Voices for Science podcast, he discusses what he calls the "three hard truths" of meeting the world's energy needs.
June 29, 2008
POPClocks keep ticking in 2008
It sometimes feels as if we humans are in a race. The race is between our own burgeoning population numbers, and our political and technological will to solve the problems that come with increasing population.
June 15, 2008
Do humans use only part of the brain?
Ever heard that we humans only use a small portion of our brains? Pamela Zamora in Mexico asks the scientists, and Dr. Jay Giedd responds.
June 9, 2008
Brian Greene wants focus on the drama of science
Brian Greene, Columbia University physicist and co-founder of the World Science Festival, wants people to know that science is dynamic.
May 27, 2008
Alan Alda on seeing beauty through science
Actor and writer Alan Alda talks about the beauty and wonder of science, in advance of his appearance at the World Science Festival in New York City.
May 26, 2008
Fortifying foods with nano-capsules
Listen to Jochen Weiss of the University of Hohenheim speak about using nanotechnology to add omega-3 fatty acids to a variety of foods. Read more about fortifying foods.
May 18, 2008
Ancient farming practice improves today’s soil
Global food supply tops the agenda of many scientists. A piece of prehistoric wisdom of ancient farming combined with modern science could be a big help.
May 17, 2008
Seawater is not good to drink. Here’s why
If you're stranded at sea it's better to hope for rain than to drink seawater. Read more about why people shouldn't drink seawater here.
May 8, 2008
How far can a human see?
There's no practical limit on how far away we can see - if we're looking at objects brighter than their backgrounds. Read more about how far can a human see.
May 6, 2008
