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How You Can Survive With Only One-Third of Your Blood

Adults Health Human Science
How much blood can a human lose without dying, and how does the body replenish that blood once it's gone?

Graphene Could Solve the World's Water Crisis

Adults Future Nature Technology
Turning saltwater into clean drinking water is an expensive, energy-intensive process, but could the wonder material graphene make it more accessible?

Why Some Old People Act Half Their Age: It's in the Brain

Adults Human Mental Health
Scientists are studying people over 80 whose memories are just as good as someone in their 50s. What sets these 'SuperAgers' apart?

Why are sloths so slow? - Kenny Coogan

Adults Animals Nature
Sloths spend most of their time eating, resting, or sleeping; in fact, they descend from their treetops canopies just once a week, for a bathroom break. How are these creatures so low energy? Kenny Coogan describes the physical and behavioural adaptations that allow sloths to be so slow.

Why Atlanta's Mercedes-Benz Stadium Matters: Future MEGAPROJECTS

Adults Construction Sports Technology
Atlanta's Mercedes-Benz Stadium is the most expensive stadium ever built. The $1.6 billion price tag was driven by a spectacular retractable roof design, an LED video board that is by far the world's largest, and the pursuit of LEED platinum certification.

Why should you read Tolstoy's "War and Peace"? - Brendan Pelsue

Adults Books Creativity
"War and Peace." A tome. A slog. The sort of book you shouldn't read in bed because if you fall asleep it could give you a concussion. Right? Only partly. "War and Peace" is a long book, sure, but it's also a thrilling examination of history populated with some of the deepest, most realistic characters you'll find anywhere. Brendan Pelsue shares everything you need to know to read this classic book.

Can you solve the pirate riddle? - Alex Gendler

Adults Math Psychology
It's a good day to be a pirate. Amaro and his four mateys - Bart, Charlotte, Daniel, and Eliza have struck gold - a chest with 100 coins. But now, they must divvy up the booty according to the pirate code - and pirate code is notoriously complicated. Can you help come up with the distribution that Amaro should propose to make sure he lives to tell the tale? Alex Gendler shows how.

9 Signs You're Not Drinking Enough Water

Adults Health Science
We've heard it. We get it. We know! Drink more water! But it's not just overplayed advice from fitness magazines and your mother. When we get dehydrated our bodies send out clear warning signs that we need to check our fluid levels. If that happens, it's important to do everything to get your hydration level back on track. Here are some of the symptoms associated with not drinking enough water...

Why do animals have such different lifespans? - Joao Pedro de Magalhaes

Adults Animals Life Nature
For the microscopic lab worm C. elegans, life equates to just a few short weeks on Earth. The bowhead whale, on the other hand, can live over two hundred years. Why are these lifespans so different? And what does it really mean to 'age' anyway? Joao Pedro de Magalhaes explains why the pace of aging varies greatly across animals.

How blue jeans were invented | Moments of Vision 10 - Jessica Oreck

Adults History Society
Today, 96% of American consumers own at least one pair of jeans. But where did these durable duds come from? And how did they get so popular? Jessica Oreck shares the humble origins of blue jeans.

What Happens To Child Prodigies When They Grow Up?

Adults Human Psychology Society
Children who develop remarkable skills at an early age are often knowns at prodigies, but what happens to these kids once they grow up?

Why You're Attracted To Certain People

Adults Biology Relationships
Love is a beautiful thing, but what causes it? Well, it might all just be in your head.

100 Years of Fashion: Heels - Mode.com

Adults Creativity History
Take a (well-heeled) walk down memory lane and peep at the peep-toes, pumps, platforms, and other shoes that have kept us in step for the past century.

Being A Jerk May Not Be Your Fault

Adults Psychology Society
Laughter may be contagious, but did you know rudeness is too? Is there a way to stop bad attitudes from spreading?

Foods That Will Give You Bad Skin

Adults Food Health
We all know that acne is caused by things we face in our everyday lives. Sweat, dirty pillowcases, and rogue hair product are just a few of the culprits of random breakouts. And wrinkles, of course, are an inevitable side effect of aging. But it's not only what touches our skin on the outside that can cause it to flare up. In fact, the food you put inside your body is just as important. If you have an expert skincare regimen but your skin still isn't top-notch, you could be consuming all the wrong things. Here are a few of the surprising foods that can wreak havoc on your complexion...

The Unexpected Things Winter Does To Your Body

Adults Biology Human Nature
Everyone suffers a little in the winter, be it human or animal, but how does cold climate actually change your body?

The science is in: Exercise isn't the best way to lose weight

Adults Health Sports Food
Why working out is great for health, but not for weight loss, explained in five minutes.

Why The Popular Kids Don't Stay Cool

Adults Culture Psychology Society
Some people in high school engage in risky behavior, such as drinking and smoking, in an attempt to be cool. Does this pay off long term? Join Tara as she reports on new research showing that being popular in high school might be bad in your adulthood!

Going green shouldn't be this hard

Adults Environment Global Warming
Going green does not need to be a sacrifice, either for us as individuals or for businesses, governments and the economy.

Why Hollywood keeps making terrible sequels

Adults Creativity Film
2016 has been a record-setting year for terrible movie sequels.

Why Isn't Our Hair Naturally Blue?

Adults Biology Human
Human hair comes in a variety of colors; including brown, blonde, and black. Why doesn't it grow blue or green?