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The Up And Downside Of Fear

Fear prompts a reaction that can be a literal lifesaver in the face of real danger, but that hinders the millions who struggle with anxiety disorders. We learn more about our most primal emotion.

NPR

Why You Love That Ikea Table, Even If It's Crooked

Building your own stuff boosts your feelings of pride and competence, and also signals to others that you are competent. As a result, most of us believe we labor on things we love. Now, psychologists are asking if it is the other way around — is it labor that leads to love?
NPR

Exercise Can Be Good For The Heart, And Maybe For Sperm, Too

A study finds that guys who watched a lot of TV had lower sperm counts than more active fellows. The effect held true even when other factors, such as body weight and diet, were taken into account.
NPR

Aging Poorly: Another Act Of Baby Boomer Rebellion

Many of them have cut out smoking, and rates of heart attack and emphysema have declined. But baby boomers are burdened with diabetes, hypertension and many other chronic conditions. Researchers say too little exercise and a rise in obesity threaten baby boomers' golden years.
NPR

Scientists Find A Way To Scare Patients Who Can't Feel Fear

Some people with damage to a specific region of the brain called the amygdala go through life without feeling fear. Show them a scary movie and they won't scream. But breathing in air with lots of carbon dioxide can send them into a panic.
NPR

African Americans Fly High With Math And Science

At the age of 23 and with only $30 in his pocket, Barrington Irving became the youngest person to fly around the world. Host Michel Martin talks to Irving about getting kids on board with math and science from a 'flying classroom.'
NPR

Environmentalists Oppose Shipping Fracking Waste By Barge

As more oil and gas drilling takes place in Pennsylvania, West Virginia and Ohio, there's more liquid waste that needs disposing. A proposal to carry that waste to disposal sites using river barges is getting attention. But some environmentalists say it's just too risky a way to transport the waste.
NPR

Tsunami Debris On Alaska's Shores Like 'Standing In Landfill'

Wreckage believed to be from the 2011 Japanese tsunami is washing up thousands of miles away in Alaska. The debris isn't just unsightly — it poses environmental worries for the landscape and animals. One conservationist says the problem may be worse than the Exxon Valdez oil spill.
NPR

Are Mini-Reactors The Future Of Nuclear Power?

The prefabricated nuclear reactors, which would be small enough to build in a factory and ship on trucks, would generate about one-tenth the power of a typical nuclear power plant. It's potentially a growth opportunity for American industry, but critics say the reactors carry a host of safety, security, environmental and economic concerns.

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