The planet is in peril, and the time to act is now. Meet 8 TED Fellows who are spreading the message through their art.

Aging happens to all of us, but scientists still don’t know the mechanism behind it. We need to focus on finding an answer, says molecular biologist Oliver Medvedik.

You too can make a delicious adult beverage from pineapple juice, Bacardi 151 and the DNA of frozen strawberries.