Venom scientists are in a race against time. Inside the bodies of many creatures, evolution has produced extremely toxic cocktails, all designed for one reason: to kill. It took millions of years to perfect these ultimate brews of proteins and peptides, and we have only just begun to discover their potential. Now, the race is on to collect and study them before the animals that produce them disappear. But how does venom do its deadly work? NOVA reveals how venom causes the body to shut down, arteries to bleed uncontrollably and limbs to go black and die.
Frogs have been hopping the planet for more than 350 million years. They’ve evolved into some of the most wondrous, diverse and beloved animals on earth. Suddenly, they’re slipping away. We’ve already lost one-third of our amphibians and more are disappearing each day. Some say it’s the greatest extinction since the dinosaurs. It’s a global crisis, mobilizing scientists around the world to stem the tide — before the next frog crosses the thin green line.
"Frogs: The Thin Green Line" on Nature airs on Wednesday, March 19th at 7 pm on channels 3 and 3-1.
It was the year of the Beatles and the Civil Rights Act; of the Gulf of Tonkin and Barry Goldwater’s presidential campaign; the year that cities across the country erupted in violence and Americans tried to make sense of the Kennedy assassination. Based on The Last Innocent Year: America in 1964 by award-winning journalist Jon Margolis, this film follows some of the most prominent figures of the time — Lyndon B.
Hear the story of how the Founding Fathers raised the ideal of religious freedom to the level of a fundamental human right — told through re-enactments, the Founding Fathers’ own words and the commentary of key experts. The documentary profiles the lives and times of the colonial Americans — including Jefferson, Franklin and Washington — who codified freedom of conscience for the first time in human history as an inalienable right protected by law.
First Freedom: The Fight for Religious Liberty airs on Monday, March 17th at 9 pm on channel 3.
At ANTIQUES ROADSHOW in El Paso, Texas, appraiser James French extols the virtues of this ca. 1570 Oushak (Turkish) rug, purchased by the guest’s uncle for $350, then conservatively values the carpet at between $30,000 and $40,000.
In sunny El Paso, Texas, host Mark L. Walberg and appraiser Chris Mitchell explore how the innovative “Mississippi” rifle dramatically changed the odds in the Mexican-American War, as well as the current market for this weapon. Highlights include a collection of signed Andy Warhol soup cans and pop art; a collection of signed Cormac McCarthy first editions; and a circa 1570 “Lotto” Oushak rug, initially purchased by the owner’s uncle for $350, and conservatively valued between $30,000 and $40,000.