Mr. Peterson is really a biochemist.

You can make a good living as a biochemist.

Senior nuclear scientist Sultan Bashir Ud Din Mahmood and biochemist Yazid Sufaat.

That's right. You're a biochemist, but this is one song you can sell.

So I first went to Copenhagen because I thought, well, maybe I could become a biochemist, but I discovered biochemistry was very boring.

Biochemist Joe DeRisi talks about amazing new ways to diagnose viruses using DNA. His work may help us understand malaria, SARS, avian flu and the 60 percent of everyday viral infections that go undiagnosed.

What is happiness, and how can we all get some? Biochemist turned Buddhist monk Matthieu Ricard says we can train our minds in habits of well being, to generate a true sense of serenity and fulfillment.

Biochemist Gregory Petsko makes a convincing argument that, in the next 50 years, we'll see an epidemic of neurological diseases, such as Alzheimer's, as the world population ages. His solution more research into the brain and its functions.

Biochemist Kary Mullis talks about the basis of modern science the experiment. Sharing tales from the 17th century and from his own backyard rocketry days, Mullis celebrates the curiosity, inspiration and rigor of good science in all its forms.

What controls aging? Biochemist Cynthia Kenyon has found a simple genetic mutation that can double the lifespan of a simple worm, C. elegans. The lessons from that discovery, and others, are pointing to how we might one day significantly extend youthful human life.

The biochemist Bruce Ames and his colleagues have found that 99.99 (by weight) of the pesticides in the American diet are chemicals that plants produce to defend themselves. Only 52 natural pesticides have been tested in high dose animal cancer tests, and about half (27) are rodent carcinogens these 27 are shown to be present in many common foods.