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Science

Mayo finds connection between anxiety, estrogen and Parkinson's disease

The Mayo Clinic released two studies Wednesday that begin to identify possible causes of Parkinson's disease. In one, researchers found elevated anxiety levels increased the likelihood of developing the disease. In the second, researchers found women who have both ovaries removed also face an increased risk of developing the neurological problem. The findings were presented in Miami at the American Academy of Neurology.

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Solo drivers can sign up for access to HOV lanes

Minnesotans who drive alone, but who want to take the high occupancy lanes on Highway 394, can sign up for accounts that give them access starting today. MPR's Cathy Wurzer spoke with Kevin Gutknecht, spokesperson for the Minnesota Department of Transportation, about the new program.
by Cathy Wurzer

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Making science with pop bottles

Sometimes it's hard to get children excited about science. Some kids don't think it's interesting, and some might think it's too hard. Author Lynne Brunelle has a new book, "Pop Bottle Science," which makes science more accessible for kids. She tried out one of her experiments recently, along with MPR's Greta Cunningham.

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Nuclear energy eyes a comeback

The possibility of energy shortages has renewed interest in nuclear energy in the United States and around the world. But some argue the problems of safety and how to dispose of waste continue to linger.

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The legality of downloading

The U.S. Supreme Court recently debated one of the most important copyright cases in two decades. The case, MGM v. Grokster, may settle the fight between old and new entertainment media.

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The X chromosome factor

The X and Y chromosomes have become icons for what makes men and women different. Two major studies appearing in the latest issue of Nature are helping geneticists shed light on the differences between the genders.

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New parks for the metro

The Metropolitan Council's 25-year plan includes three new parks. But securing the land will be difficult in the fast-growing areas of the Twin Cities.

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The brain and beyond

A scientist who has spent his life studying the way the brain works talks about why so much about the most complex organ in the body remains unknown.

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The universe in a paper clip

Modern people move through life surrounded by hundreds, perhaps thousands, of simple tools: pencils and paper clips, zippers and silverware. Duke University civil engineering and history professor Henry Petroski studies the genesis and refinement of these humble everyday objects.

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The big, big screen

The Science Museum of Minnesota is one of the world's leading producers of giant-screen movies. The museum's Omnitheater productions have been seen by over 60 million people in 28 countries. Director Mike Day talks about the science museum's Omnifest and the making of larger-than-life films.

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