Insight Video: Abuse of topsoil and soil erosion are growing problems around the world; without healthy soil, we can’t produce healthy food. It’s a global issue, yet the solution is essentially local.

DNA is becoming a second language of sorts because of its most attractive promise: customized, personalized medicine.

The past century has seen great changes in what we call food. Life in the kitchen may be easier thanks to our love of scientific progress, but at what cost?

The chronic misuse and abuse of medicines is a growing global problem. Is there a root cause, and does the problem have a solution?

Hippocrates has been quoted as saying, “Let food be your medicine and your medicine be your food.” So what foods do qualify as health-promoting?

A compromised immune system is a poor defense. Building it requires healthy habits: get plenty of sleep and exercise, manage stress and eat well.

Even a creature as mundane as a cow responds to proper, respectful treatment, as Ted Forrest Fansher showed many decades ago.

What does it take to achieve a long and prosperous life? In The Blue Zones, National Geographic writer and explorer Dan Buettner relates his attempt to find out.

DDT had no practical use until Paul Hermann Müller, a chemist working in Basel, Switzerland, discovered that it was an effective contact insecticide.

Early in stem cell research, scientists believed that differentiated body cells could not be coaxed back to a stem-like state. This belief has been turned on its head, offering hope for more healthy aging.