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QUEST Previous Broadcasts

Redwoods/Science of Chocolate (Episode #504H)

KQED 9: Wed, Aug 21, 2013 -- 7:30 PM

Scientists climb a 320-foot redwood to predict the effects of climate change on these trees. Bay Area chocolate makers explain the elaborate engineering and chemistry behind this tasty treat

Repeat Broadcasts:

  • KQED World: Sun, Aug 25, 2013 -- 6:30 PM
  • KQED World: Sun, Aug 25, 2013 -- 2:30 PM
  • KQED World: Sat, Aug 24, 2013 -- 7:30 PM
  • KQED Plus: Sat, Aug 24, 2013 -- 5:00 PM
  • KQED World: Sat, Aug 24, 2013 -- 1:00 PM
  • KQED Plus: Fri, Aug 23, 2013 -- 12:30 AM
  • KQED 9: Thu, Aug 22, 2013 -- 1:30 AM

Going UP: Sea Level Rise in San Francisco Bay / Please Touch the Animals: Environmental Enrichment at Zoos (Episode #412H)

KQED Plus: Fri, Aug 9, 2013 -- 12:30 AM

Scientists say it's no secret San Francisco Bay is rising, and QUEST investigates how high it will rise and when. And from body work and acupuncture for giraffes, to pachyderm pedicures, come see how the Oakland Zoo is using alternative treatments to guarantee the well-being of its residents.

Science of Cheese/Emotions Revealed (Episode #503H)

KQED World: Sat, Aug 3, 2013 -- 1:00 PM

Discover the microbiology of cheese-making, and explore facial expressions with Oakland psychologist Paul Ekman. Plus, see Steven Christenson's images of the night sky on "Your Photos on QUEST."

Repeat Broadcasts:

  • KQED World: Sun, Aug 4, 2013 -- 6:30 PM
  • KQED World: Sun, Aug 4, 2013 -- 2:30 PM
  • KQED World: Sun, Aug 4, 2013 -- 7:30 AM
  • KQED World: Sat, Aug 3, 2013 -- 7:30 PM

Homegrown Particle Accelerators / Fido Fights Cancer (Episode #411H)

KQED Plus: Fri, Aug 2, 2013 -- 12:30 AM

Discover how Bay Area atom smashers have unlocked the building blocks of the universe, and find out how dogs might help doctors detect cancer - in people

Science of Cheese/Emotions Revealed (Episode #503H)

KQED 9: Thu, Aug 1, 2013 -- 1:30 AM

Discover the microbiology of cheese-making, and explore facial expressions with Oakland psychologist Paul Ekman. Plus, see Steven Christenson's images of the night sky on "Your Photos on QUEST."

Repeat Broadcasts:

  • KQED World: Sun, Aug 4, 2013 -- 6:30 PM
  • KQED World: Sun, Aug 4, 2013 -- 2:30 PM
  • KQED World: Sun, Aug 4, 2013 -- 7:30 AM
  • KQED World: Sat, Aug 3, 2013 -- 7:30 PM
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TV Technical Issues

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    • 6/22-23 Ch9 & Ch54 Virtual ID issues

      (DT9-1 thru 9-3, and DT54-1 thru 54-5) KQED experienced a major technical issue with our Virtual ID info in our signals for DT9 and DT54, beginning apx 4pm Thursday 6/22, which was resolved apx 11am Friday 6/23. As background, almost every TV station in the Bay Area now transmits on a frequency which is different […]

    • 2/22/17: Fremont Peak tower transmissions, including KQET DT25

      (DT25.1 through 25.3) Recent storms have taken out dozens of trees on Fremont Peak, which in turn have taken down power lines leading to the transmission tower located on the peak. It has been running on generators for several days, and regular trips are scheduled to re-fuel those generators with gas. However, the truck has […]

    • KQED TV All Channels: Planned outage late Fri/early Sat 1/14 midnight-2am

      All KQED television channels will be off the air late Friday/early Saturday 1/14 beginning at midnight for approximately two hours to perform maintenance and upgrades to our electrical system. These improvements will help KQED maintain and continue our broadcast service to the community. We will return to our regularly scheduled programs as soon as work […]

To view previous issues and how they were resolved, go to our TV Technical Issues page.

KQED DTV Channels

KQED 9, KQET

KQED 9 / KQET

Channels 9.1, 54.2, 25.1
XFINITY 9 and HD 709
Wave, DirecTV, Dish Network, AT&T U-verse: Channel # may vary, labeled as KQED, or as KQET in the 831 area code.
Outstanding PBS programming, KQED original productions, and more.

All HD programs

KQED Plus, KQET

KQED Plus / KQEH

Channels 54.1, 9.2, 25.2
XFINITY 10 and HD 710
Wave, DirecTV, Dish Network, AT&T U-verse: Channel # may vary, labeled as KQEH
KQED Plus, formerly KTEH.
Unique programs including the best British dramas, mysteries, and comedies.

PBS Kids

PBS Kids

(starts Jan 16, 2017)
Channel
54.4, 25.3
XFINITY 192
Wave: Channel # may vary.
Quality children's programming. Live streaming 24/7 at pbskids.org.

KQED Life

KQED Life

Channel 54.3
XFINITY 189
Wave: Channel # may vary.
Best of arts, food, gardening, how-to, and travel.

KQED World

KQED World

Channel 9.3, 54.5
XFINITY 190
Wave: Channel # may vary.
Best of non-fiction programs including public affairs, local and world events, nature, history, and science.