Season 5

01 Signals: Lingo Episode 122nd September 1986 This week sees the new hosts of 3-2-1 Contact gather at the Blue Sky Café in Montclair, New Jersey. David Quinn and his French friend, David (stress the last syllable), wonder why Maxine the waitress uses that cryptic luncheonette lingo. In France, Mary and Chantal discover sheepherders relaying messages to each other–by whistling. Mary and Frenchman David go to Wyoming, where they see several native tribes share common hand signals. FILM INSERTS: Signs are an international language; ways to say hello; common body-language signals. 02 Signals: Talking Birds, Talking Rooms Episode 223rd September 1986 Debra sees an anthropologist understanding a parrot's simple form of English. Chantal enters a hospital room that responds to a person's voice to open doors, etc. FILM INSERTS: Bird words, ways to say hello, animal sounds, uses of the X symbol. THE BLOODHOUND GANG: ""The Case of the Human Whale, Part One."" An apparent hit-and-run victim employs the gang to find the guy who ruined his tennis career. 03 Signals: Looking for Visual Clues Episode 324th September 1986 French-born David says his dog obeys human speech, but it's clear he is signaling the commands to the dog. Mary goes to Sea World in San Diego, where Chuck Thompkins shows the hand signals he uses in his show with Shamu. In France, Mary gains insight on visual telephones. FILM INSERTS: Ways to say hello; animal sounds; uses of the X symbol. THE BLOODHOUND GANG: ""The Case of the Human Whale, Part Two."" The gang uncovers the identities of both their client and the man he seeks. 04 Signals: Getting Them Around Episode 425th September 1986 Debra sees how quickly USA Today uses satellites to send information for printing in the next day's paper. David does a two-minute lecture on television signals. The Bloodhound Gang traces the Human Whale. 05 Signals: Cracking Codes Episode 526th September 1986 The final visit to the Blue Sky Café finds the hosts mystified. How does Maxine the waitress know what everyone wants if no one says anything? In Eastern France, Todd and Chantal discover towers relaying coded messages. Debra goes to Boston to observe reading machines and a voice-pattern recognition apparatus. She then goes to Berkeley to see a composer put together synthesized music. FILM INSERTS: Ways to say hello; signs are an international language. 06 Oceans: On the Sea Episode 629th September 1986 Todd gets to see, on the shore and in a lab, the motion of waves in the ocean. There are no still waters out there. The runner for this week is ""The Wreck,"" an underwater search taking place in the Caribbean. 07 Oceans: In the Sea Episode 730th September 1986 Adventures include: placing artificial reefs off the coast of Florida; moving two whales from one pool to another. 08 Oceans: From the Sea Episode 81st October 1986 There are a lot of things in the seas, such as salt and kelp. This program talks of humans surviving on sea voyages, discusses kelp in depth, and continues that probe into ""The Wreck."" 09 Oceans: By the Sea Episode 92nd October 1986 Oceanographer Jill Yager takes up much of this program with her studies around an island, followed by another installment of ""The Wreck."" 10 Oceans: Of the Sea Episode 103rd October 1986 Along with some previously-broadcast bits from earlier in the week, this program includes a visit to Penguin Encounter at Sea World in San Diego. ""The Wreck"" investigation concludes with nothing settled. 11 Motion: What's Up? Episode 116th October 1986 The show begins at ""Maggie's Machine Shop,"" where Maggie discusses pulleys. In Barre, Vermont, we see how granite is removed from a quarry and polished. In Paris, Todd and Monique examine the elevators at the Eiffel Tower. David and Chantal get a tip on riding bicycles.Film insert: a canal lock system. 12 Motion: Bones Episode 127th October 1986 David rides a bicycle with a skeleton at a Paris science museum. Robin visits veterinary radiologists in action. At Cal State Long Beach, Diego witnesses track students' video analyses. 13 Motion: Smashing Episode 138th October 1986 Robin, Paco, and Mary learn about the illusion of impact in stunts. In Vitry sur Seine (near Paris), Chantal visits a collision research area to observe the buffers on high-speed trains. David explains how to measure the coefficient of restitution of several balls. Maggie explains the forces at work in bouncing on a trampoline. RECYCLED FROM EARLIER IN SEASON 5: Linus Pauling remembers his first science lesson: how to sharpen a pencil.FILM INSERTS: The principle of seat belts; how a kangaroo is like a rubber ball. 14 Motion: Getting a Grip Episode 149th October 1986 Friction is emphasized in demonstrations with snakes, TGV trains, and ice-gliding boats. 15 Motion: Heave Ho! Episode 1510th October 1986 Leverage is discussed at sea, in a French village, and at Maggie's Mechanical Shop. 16 Eating: Tooth Detectives Episode 1613th October 1986 David's dental visit anchors a discussion on teethkinds of teeth and their uses. 17 Eating: Picky Eaters Episode 1714th October 1986 The natural world is full of fussy eaters. In this program, the flea, koala bear and panda bear are singled out for their specialized dietary habits. 18 Eating: Zoo Food Episode 1815th October 1986 The bulk of this show is set in the San Diego Wild Animal Park, where certain meals are arranged for the animals. The Bloodhound Gang begins ""The Case of the Haunted House."" 19 Eating: Down the Hatch Episode 1916th October 1986 David polls people about digestion, without success. Todd discovers what digestion means to the body. The Bloodhound Gang questions several men in continues ""The Case of the Haunted House."" (Concludes in next episode.) 20 Eating: Leftovers Episode 2017th October 1986 An online stat page says this episode ""explores the ways in which food is processed by the body for energy and building material."" Actually, this show has remains to be seen. An archaeologist studies what ancestral humans ate by digging up those unmentionable remnants. The Bloodhound Gang cracks ""The Case of the Haunted House.""