Ari Daniel Shapiro

Conflict & Justice

Strands of Evidence: Hair Forensics

What you eat ends up in your hair. Scientists in the US and Europe have used this basic idea to devise a sort of hair-based GPS tracking system. Law enforcement agencies are now using this technique to solve crimes. NOVA's Ari Daniel Shapiro reports.

Marabou Stork

Marabou storks are scavengers, and an excess of garbage in Kampala has caused a huge rise in their population, much to the disgust of the Ugandan people.

Evolution in Action

Biologists examine the tiny red-shouldered soapberry bug and discover they’ve rapidly adapted to the world around them.