What Are UFOs?

E1

Can science reveal the secrets of mysterious objects seen in our skies?

Extreme Airport Engineering

E2

Follow the race to build a world-class airport on the site of one of America’s busiest flying hubs.

Dino Birds

E3

Fossils reveal how birds survived the killer asteroid and became today’s only living dinosaurs.

Egypt's Tombs of Amun

E4

A long-lost ancient cemetery opens the door to a unique period in Egyptian history.

Pompeii's Secret Underworld

E5

Archaeologists uncover new truths about Pompeii, a wealthy Roman playground with dark secrets.

Baltimore Bridge Collapse

E6

Follow the investigation into the deadly container ship collision that closed the Port of Baltimore.

Revolutionary War Weapons

E7

Explore key military technologies in the American colonies’ fight for freedom.

Secrets of the Forest

E8

Follow scientists in a quest to understand how complex forest ecosystems can help cool our planet.

Critical Condition: Health In Black America

E9

Black Americans are nearly twice as likely to suffer from chronic diseases than Whites. Why? From false beliefs that permeate modern medicine to life experiences that can damage human cells, uncover the underlying causes of racial health disparities.

Ultimate Crash Test: Countdown

E10

What really happens in a multi-vehicle pileup? A first-of-its-kind experiment aims to stage a high speed crash to gain new insights on car safety. But how can they create and study a complex collision without putting any lives in danger?

Ultimate Crash Test: Impact

E11

Car safety experts just pulled off a first-of-its-kind remote controlled multi-vehicle pile up. Now investigators are put to the test as they analyze the data and look for insights into driver behavior and vehicle design.

When Machines Prescribe

E101

Investigate medical algorithms in which the patient’s race drives decisions.