Dogs have been domesticated for longer than any other animal on the planet, and humans have developed a unique relationship with these furry friends. New research is revealing what dog lovers have suspected all along, that dogs have an uncanny ability to read and respond to human emotions. How did this incredible relationship between humans and dogs come to be? And how can dogs, so closely related to fearsome wild wolves, behave so differently? It's...

"It is a mission that might prove impossible. In the fall of 2020, a NASA spacecraft called OSIRIS-REx attempts to reach out and grab a piece of an asteroid named Bennu and bring it back to Earth. The OSIRIS-REx team has just three chances to extend its spacecraft's specialized arm, touch down for five seconds, and collect material from the surface of Bennu. Can they pull it off? NOVA takes you inside the mission as the team plans its approach." --...

"Explores the three categories of mineral resources found within the earth (power resources, gem stones, and metals) and how they have been utilized for the advancement of civilization." --

"DNA testing companies are trending nationally, with over 30 million Americans hoping to receive clues to family origins and forecasts of their future health -- not knowing the results can be misleading, or not considering that family secrets can tear apart relationships. The biggest risk, however, may be what these companies do with our information once they have it, so this program objectively explores the promise and peril of consumer DNA testing."...

"Whether it's electric lights, addiction to digital devices, or just the fast pace of modern life, one thing is clear: it seems to be getting harder to get a good night's sleep. Almost 50 percent of Americans say they can't get the zzz's they need. To understand why many are sleep deprived, take a deep dive into the body's control center, the brain, and follow the work of researchers who are unraveling the secrets of sleep." --

"Examines the life and work of Richard Feynman, Nobel prize-winning physicist, best known for his work on the atom bomb, his theory of quantum thermodynamics, and his contribution to the investigation into the Challenger space shuttle disaster." --