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00:05:00
Curious about Tofu? The folks over at Hodo Soy Beanery tell us everything we ever wanted to know about how Tofu (and its "sexier cousin" Yuba) is made. Music by Wayne Grim For more information on Hodo Soy Beanery- http://hodosoy.com

00:06:00
Navigating bustling city streets can be a challenge for anyone at times. Can you imagine crossing a busy street, walking up a flight of stairs or using public transportation without the gift of sight? In this Science in the City you'll catch a glimpse of how Guide Dogs for the Blind envisions a world with greater inclusion, opportunity, and independence by optimizing the unique capabilities of people and dogs.

00:09:00
Buried in a cove that later became downtown San Francisco, a Gold Rush-era cargo ship lay lost and forgotten underground until it was exposed by construction in 2013. Marine archeologists and historians share stories of the discovery, excavation, and preservation of this humble yet significant 23-foot maritime artifact, unique among the oldest intact boats in the United States.

00:06:30
What are salt ponds and why are they are being restored to their natural habitat? The South Bay Salt Pond Restoration Project is the largest tidal wetland restoration project on the West Coast. When complete, the project will restore 15,100 acres of industrial salt ponds to a rich mosaic of tidal wetlands and other habitats. For more information go to http://www.southbayrestoration.org .

00:05:16
Ever notice a brick-lined circle embedded into a street intersection? Keep an eye out and you'll see them throughout San Francisco. As part of the San Francisco Fire Department's Auxiliary Water Supply System, these brick circles indicate a cistern full of water. Join SFFD's Chief Ken Lombardi and Firefighter Hashim Anderson as they discuss the history and function of these cisterns, and demonstrate the drafting procedures used to access the water.

00:10:06
Looming over San Francisco since 1973, Sutro Tower's antennae transmit and receive radio and television signals to the nine-county SF Bay Area. Perched above Twin Peaks, the tower has become a local icon, now revered as much as it was abhorred when first built. Visit the tower with us to find out what’s on it, what’s underneath it, and its history, including its transformation from eyesore to icon.

00:15:45
What would it take for humans to travel to and live on Mars—and who is daring enough to do it? In this episode, we explore the Mars One project, which is planning human settlement on the red planet, and hear from scientists at NASA's Ames Research Center about adjusting to the Martian environment. We also meet some brave Bay Area residents who are hoping to make the journey.

00:12:46
What is Community Radio? The DJs and station managers at KPOO, KUSF in Exile, Mutiny Radio and Radio Valencia give us some insight into community radio in the Bay Area, how it works and the challenges they face. http://www.kpoo.com/ http://savekusf.org/ http://pcrcollective.org/ http://radiovalencia.fm/

00:06:00
In this episode, you'll get a get a glimpse into frontline efforts to restore healthy, self-sustaining populations of California’s native steelhead and salmon across their historic range.

00:05:26
Join Exploratorium staff scientist Ron Hipschman as we visit Dan Werthimer, Director of the SETI Research Center at UC Berkeley. SETI conducts experiments searching for electromagnetic signatures of intelligent extraterrestrial civilizations, spanning wavelengths from radio to visible light, over ten orders of magnitude in characteristic time scale.