Science Friday
Brain fun for curious people.
Whether it's lost languages, hope, or dinosaurs, restoration is an attempt to bring back what is lost. In this hour, the talk turns to restoration--as it occurs in the art gallery, in a novel, and in the Mongolian desert.



Visit sciencefriday.com for more information.

Direct download: 2005032523.mp3
Category:podcasts -- posted at: 1:14pm EST

What exactly is a persistent vegetative state? How does it differ from other conditions, such as coma? In this segment, we'll talk with neurologists about the condition, how it is diagnosed, and its medical prospects.

Visit sciencefriday.com for more information.
Direct download: 2005032512.mp3
Category:podcasts -- posted at: 1:12pm EST

In work published by the journal Nature, researchers reported finding that some plants may have a hidden mechanism for repairing damaged genetic material -- even when the plant received two copies of the damaged gene. Does that finding shake up the rules of inheritance? We'll talk about it.

Visit sciencefriday.com for more information.
Direct download: 2005032511.mp3
Category:podcasts -- posted at: 1:10pm EST

Has the environmental movement become just another special interest group? Late last year, two authors released a paper at the October 2004 meeting of the Environmental Grantmakers Association arguing that the days of true environmentalism were behind us. The paper, later republished by Grist Magazine, ruffled feathers in the environmental community. Join Ira and guests for a look at the state of environmentalism in the US. Is it time to write an obituary?


Visit sciencefriday.com for more information on this topic.
Direct download: 2005031825.mp3
Category:podcasts -- posted at: 1:08pm EST

In this segment, we'll talk about some new climate projections that suggest the horse may alreday be out of the barn when it comes to stopping climate change through control of greenhouse gas emissions.

Visit sciencefriday.com for more information on this topic.
Direct download: 2005031824.mp3
Category:podcasts -- posted at: 1:07pm EST

In this segment, we'll check in with scientists studying Mars from afar. While the Mars rovers have been busy on the surface of the red planet, scientists studying the output of probes orbiting Mars have been making impressive discoveries as well. We'll hear about some of their latest observations, including the theory that, near the Martian equator, a frozen sea of water may lie just a few feet below the planet's surface.

Visit sciencefriday.com for more information on this topic.
Direct download: 2005031813.mp3
Category:podcasts -- posted at: 1:05pm EST

A new study says life expectancy in the US may decline later this century due to a a sharp rise in obesity nationwide. The research, published in the New England Journal of Medicine, says that if obesity levels continue to rise, statisticians may have to shave two to five years from the average American's life expectancy.



Visit sciencefriday.com for more information on the topic.
Direct download: 2005031812.mp3
Category:podcasts -- posted at: 1:01pm EST

In this segment, we'll take a look at a new study examining the effects of Vitamin E supplements. The use of Vitamin E and other anti-oxidants has been suggested as a way to help the body fight off cancer. However, new research published in the Journal of the American Medical Association suggests that taking Vitamin E could do more harm than good in some cases.



Visit sciencefriday.com for more information on the topic.
Direct download: 2005031811.mp3
Category:podcasts -- posted at: 1:00pm EST