Whether it's biting your nails, chewing on a pen or watching too much TV, everyone has a habit and they are very hard to break. Watch as Duke scientists explore the lasting changes habits leave on the circuitry of our brains.
Your armpits carry millions of tiny microbial passengers. Watch scientists study the ecosystem of the armpit and learn how deodorants can affect not only your social life, but also your microbial life.
The eastern United States' mightiest tree, the oak, is in decline, possibly due to over-harvesting or climate change. Whatever the cause, scientists are trying to find ways to reverse this decline. Watch U.S.
Chemicals surround us: in the air, the water, our food, our clothes and our furniture. Which ones are dangerous? How much of them is dangerous? Watch as EPA scientists in Research Triangle Park use chemical toxicology tests to answer these questions.