Caroline Pargeter, the granddaughter of the famous botanist Edwin Pargeter, is selling her house and has asked Rosemary and Laura to tidy up the garden and reorganize the Seed Museum created by Edwin. When a uth American man is found dead in the back garden, it looks as if there is more to Edwin's seed collection than meets the eye. Rosemary involves her colleague at the Royal Horticultural Society and the intrepid detectives attempt to identify the mysterious seeds before they fall into the wrong hands. 

Louisa has a medical scare and wants Martin's reassurance. P.C. Penhale' older brother Sam visits. Martin notices Sam has some problems with memory and co-ordination. After taking a family history, Martin decides there's a possibility that Sam has a rare genetic disease.

With each journal entry, veteran host Jack Perkins brings the artful, innovative, sometimes odd and always interesting people and places of Florida's west central coast to life in this series. In this installment learn about the author Lois Duncan, Myakka River State Park in Sarasota, Little Salt Spring, and Kite Man.

Emperors and kings, chinstraps and adelies -- the penguins of Antarctica all make their home in one of the most unforgiving environments on Earth. As the climate changes, long-established territories are being invaded, and traditional nesting colonies are being disrupted. How will these extraordinary birds deal with the full effects of global warming? 

Poirot tackles an intriguing and dangerous murder case involving international espionage, a Middle-Eastern revolution and a missing princess. The surviving heir to a Middle-Eastern throne is hidden away from revolutionaries in a small English girl's school, but when - one by one - teachers are found murdered, it seems the school may not be such a haven for the princess after all. 

John Ott says his grandfather served as a flight mechanic on the airfield in Honolulu where Earhart had a mishap on her first attempt at the flight. She crashed during takeoff, destroying the landing gear and damaging the right wing. Ott says his grandfather took a piece of the plane that came off during the accident and sent it to his mother as a souvenir. Elyse Luray tests the shape and the metal of the fragment against another Lockheed Electra, and checks the story against historic records to see if Ott truly has a piece of Earhart's plane. 

Warming seas and man-made pollutants are combining to unleash toxic algae blooms that are decimating whales, sea lions and other marine mammals. NOVA explores this crisis through the exploits of Dr. Frances Gulland, a San Francisco veterinarian, and her team, who run the equivalent of a West Coast ER for marine mammals.

The conditions are extreme: flight deck personnel endure temperatures hovering around 120 degrees, while the pilots undertake grueling six-hour missions over Iraq. The F-18s are mounted with infrared cameras, enabling them to serve as the "eyes in the sky" to support the troops on the ground. Some of the pilots are frustrated that they're not dropping bombs because, as they describe it, that's what they've been trained to do. The aircraft carrier's role and effectiveness in this particular war are questioned. Meanwhile, the strike group searches for terrorists on small dhows and intercepts cargo ships to search for weapons and bomb-making materials.