The nose knows. How much is the subject of NOVA's investigation of the mysterious aromas and hidden messages picked up by our sense of smell. David Suzuki hosts.

NOVA Season 19 Episodes...

• s19e01 - Sex, Lies and Toupee Tape
• s19e02 - So You Want to Be a Doctor?
• s19e03 - Secrets of the Dead Sea Scrolls
• s19e04 - Suicide Mission to Chernobyl
• s19e05 - Taller Than Everest?
• s19e06 - Fastest Planes in the Sky
• s19e07 - Avoiding the Surgeon's Knife
• s19e08 - Skyscraper!
• s19e09 - The Fine Art of Faking It
• s19e10 - Hell Fighters of Kuwait
• s19e11 - Submarine!
• s19e12 - Saddam's War on Wildlife
• s19e13 - What Smells?
• s19e14 - Can You Believe TV Ratings?
• s19e15 - Making a Dishonest Buck
• s19e16 - Rescuing Baby Whales
• s19e17 - An Astronaut's View of the Earth
• s19e18 - Eclipse of the Century

NOVA Show Summary

Seen in more than 100 countries, NOVA is the most watched science based television series in the world and the most watched documentary series on PBS. It is also one of television's most acclaimed series, having won many major television awards, most of them many times over.