When You Lose Weight, Where Does The Fat Actually Go?

The answer to this question may surprise you. And in fact, according to a recent British Medical Journal article discussing this issue, few health professionals — including doctors, dieticians, and personal trainers — know the correct answer. » 1/30/15 2:20pm 1/30/15 2:20pm

You Have Better Taste Than You Realize

The old "tongue map" from our elementary school textbooks has been roundly debunked. Experimental confirmation of "umami" expanded Westerners' traditional four basic tastes—sweet, sour, salty, and bitter—into five. But did you know those 5 basic tastes might actually be 6 . . . or 7, 8, or more? » 9/17/14 6:10pm 9/17/14 6:10pm

Cat owners may claim that their pets love ice cream and doughnuts, but it's the fat they enjoy. The taste receptor for sweet is encoded in two genes. In cats, a chance mutation appears to have broken one of these genes. That's why tigers, lions, and your kitty will never have a sweet tooth. » 8/15/14 10:52am 8/15/14 10:52am

How to use fat to make yourself into a submarine

When humans finally give up on this world and return to the sea, we’re going to have to learn to dive deep. To do that, we may need to borrow a few genes from the humble copepod, and pack ourselves with fat. » 8/08/13 9:40am 8/08/13 9:40am

People from the South aren't the fattest – they're just more honest

Last year, the Centers for Disease Control and Prevention released maps of American obesity that pegged the country's Southern states as the fattest at Fat Camp USA. Now, a study out of the University of Alabama at Birmingham is taking the CDC to task. Southerners aren't the fattest, the study concludes, they're just… » 4/12/13 2:13pm 4/12/13 2:13pm

Two Competing Theories as to Why Americans Have Stopped Gaining Weight

Do you think obesity rates in the United States are on the rise? Despite what you've heard, they're not. The Centers for Disease Control says obesity rates plateaued for men, women, and children in the late 2000s. » 9/28/12 7:00am 9/28/12 7:00am

Trans fats and the chemistry of evil

Trans fats are a four letter word in nutrition circles — the boogeyman that corrupts your baked goods and tasty fried foods. But what makes these nutritional fats different from all the others? And why are they the bane of medicine? » 8/16/12 10:00am 8/16/12 10:00am

Why is our skin waterproof?

It's something we all just take completely for granted: no matter how hard it rains or how much our clothes get soaked, our skin will keep the water out of our bodies. But until now, nobody knew why this was. » 4/29/12 1:30pm 4/29/12 1:30pm

Migrating birds burn up muscles and organs on their long journey

Migrating thousands of miles every year requires insane amounts of energy. But that's still nothing compared to the amount of water birds need to remain hydrated... and the drastic steps birds take to find all that water. » 9/12/11 9:20am 9/12/11 9:20am

How low-calorie fat could still make you gain weight

Lab tests on rats indicate that commonly used fake fats, which don't get absorbed into the body, may be even less desirable than their side effect of 'anal leakage' makes them sound. » 6/23/11 8:30am 6/23/11 8:30am