Dear Herbal Lord - All Episodes

When 12-year-old genius Luke Ellis is kidnapped, he awakens at The Institute, a facility full of children who all got there the same way he did, and who are all possessed of unusual abilities. In a nearby town, haunted former police officer Tim Jamieson has come looking to start a new life, but the peace and quiet won't last, as his story and Luke's are destined to collide.

1814: James Keziah Delaney returns to London from Africa and is encircled by conspiracy, murder and betrayal.

Samantha and Jay throw caution to the wind when they convert their recently inherited country estate into a bed-and-breakfast. Call it mislaid plans. Not only is the place falling apart, but it's also inhabited by spirits of previous residents -- whom only Samantha can see and hear. Ghosts spins the funny, heartfelt story about a newfound dream that reveals connection and self-discovery aren't just for the living.

Countdown begins with a suspicious murder in broad daylight, leading Los Angeles Police Department officer Mark Meachum to be recruited to a secret task force of undercover agents from all branches of law enforcement that will investigate the death. But as the truth of a more sinister plot comes into focus, the team must overcome their conflicting personal agendas to unite and save a city of millions.

NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives.