Science

Shots - Health News
3:36 pm
Wed February 6, 2013

Debate Rages On Even As Research Ban On Gun Violence Ends

More than 400 guns, including these three, were turned in during a Dallas gun buyback program in January. But determining the effectiveness of such programs is difficult due to limits on gun-related research.
Tom Pennington Getty Images

Originally published on Wed February 6, 2013 5:12 pm

The characteristics of gun violence in the U.S. are largely unknown because key federal health agencies have been banned from conducting such research since the mid-1990s.

President Obama, however, wants to change that.

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The Salt
12:06 pm
Wed February 6, 2013

Stone Age Stew? Soup Making May Be Older Than We'd Thought

The tradition of making soup is probably at least 25,000 years old, says one archaeologist.
iStockphoto.com

Originally published on Mon February 11, 2013 3:36 pm

Soup comes in many variations — chicken noodle, creamy tomato, potato and leek, to name a few. But through much of human history, soup was much simpler, requiring nothing more than boiling a haunch of meat or other chunk of food in water to create a warm, nourishing broth.

So who concocted that first bowl of soup?

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Research News
1:55 am
Wed February 6, 2013

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.
iStockphoto.com

Originally published on Wed February 6, 2013 9:51 am

Have you ever spent a couple of hours working on a craft project — or a presentation for work — and then fallen in love with what you've accomplished? Do the colors you've picked for your PowerPoint background pop so beautifully that you just have to sit back and admire your own genius?

If so, get in line: You're the latest person to fall victim to the Ikea Effect.

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Shots - Health News
3:19 pm
Tue February 5, 2013

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

Human sperm race to fertilize an egg.
David M. Phillips Science Source

Originally published on Wed February 6, 2013 9:39 am

Guys, it may be time to get off the couch and hit the treadmill — especially if you want to have kids.

Okay, we all know that exercise is good for us. It can reduce the risk of obesity, diabetes and heart disease, to name a few benefits. Now researchers say physical activity may also help keep sperm healthy and happy.

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Krulwich Wonders...
1:13 pm
Tue February 5, 2013

Dinosaurs With Attitude

Courtesy of Julius T. Csotonyi

Come on, this isn't serious, is it? There was an animal that looked like this?

It's a dinosaur — scaly, fuzzy, with an oversized zebra-striped head, leopard-spotted legs, tiger stripes on the tail and two unfoldable wings permanently erect and attached to its feet. Really?

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