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.

DNA barcoding is a very precise way of identifying plant species. DIY biotech evangelist Ellen Jorgensen takes us on a field trip to find and identify Alaskan plants.