Donate

QUEST Previous Broadcasts

Agricultural Pests, Sylvia Earle (Episode #608H)

KQED World: Sun, Sep 30, 2012 -- 6:30 PM

As winters have become warmer, California is becoming more hospitable to destructive insect pests. QUEST investigates how climate change is impacting the state's massive farming industry. Plus, meet two ocean scientists: Stephen Palumbi, who reflects on his career studying tropical corals; and renowned deep sea explorer Sylvia Earle.

Black Holes/Stanford's Camera Traps (Episode #607H)

KQED Plus: Sun, Sep 30, 2012 -- 3:30 PM

Hunt for black holes with NASA's new space telescope that uses X-ray vision to try and unlock the secrets of these invisible space oddities. Then, find out what's being done about the alarming amount of plastic that is collecting in the Pacific Ocean. And, uncover the secret lives of animals through motion-activated cameras at Stanford's Jasper Ridge Biological Preserve.

Agricultural Pests, Sylvia Earle (Episode #608H)

KQED World: Sat, Sep 29, 2012 -- 10:00 AM

As winters have become warmer, California is becoming more hospitable to destructive insect pests. QUEST investigates how climate change is impacting the state's massive farming industry. Plus, meet two ocean scientists: Stephen Palumbi, who reflects on his career studying tropical corals; and renowned deep sea explorer Sylvia Earle.

Repeat Broadcasts:

  • KQED World: Sun, Sep 30, 2012 -- 2:30 PM
  • KQED World: Sun, Sep 30, 2012 -- 7:00 AM
  • KQED World: Sun, Sep 30, 2012 -- 1:30 AM
  • KQED World: Sat, Sep 29, 2012 -- 7:30 PM
  • KQED World: Sat, Sep 29, 2012 -- 1:30 PM

Black Holes/Stanford's Camera Traps (Episode #607H)

KQED World: Sat, Sep 22, 2012 -- 10:00 AM

Hunt for black holes with NASA's new space telescope that uses X-ray vision to try and unlock the secrets of these invisible space oddities. Then, find out what's being done about the alarming amount of plastic that is collecting in the Pacific Ocean. And, uncover the secret lives of animals through motion-activated cameras at Stanford's Jasper Ridge Biological Preserve.

Repeat Broadcasts:

  • KQED Channel 9: Thu, Sep 27, 2012 -- 2:00 PM
  • KQED 9: Thu, Sep 27, 2012 -- 2:00 PM
  • KQED Channel 9: Thu, Sep 27, 2012 -- 1:30 AM
  • KQED 9: Thu, Sep 27, 2012 -- 1:30 AM
  • KQED Channel 9: Wed, Sep 26, 2012 -- 7:30 PM
  • KQED 9: Wed, Sep 26, 2012 -- 7:30 PM
  • KQED World: Wed, Sep 26, 2012 -- 9:30 AM
  • KQED World: Wed, Sep 26, 2012 -- 6:30 AM
  • KQED World: Sun, Sep 23, 2012 -- 6:30 PM
  • KQED World: Sun, Sep 23, 2012 -- 2:30 PM
  • KQED World: Sun, Sep 23, 2012 -- 7:00 AM
  • KQED World: Sun, Sep 23, 2012 -- 1:30 AM
  • KQED World: Sat, Sep 22, 2012 -- 7:30 PM
  • KQED World: Sat, Sep 22, 2012 -- 1:30 PM

Future of Nuclear/Weddell Seals (Episode #606H)

KQED World: Sun, Sep 16, 2012 -- 6:30 PM

Meet a scientist working to make a safer nuclear reactor design to help meet the world's energy demands. Then head out to the Pacific Flyway to track the timeless rhythms of bird migration. And, travel to icy Antarctica to study hardy Weddell seals with UC Santa Cruz marine biologist Dan Costa.

Repeat Broadcasts:

  • KQED 9: Thu, Sep 20, 2012 -- 2:00 PM
  • KQED 9: Thu, Sep 20, 2012 -- 1:30 AM
  • KQED 9: Wed, Sep 19, 2012 -- 7:30 PM
  • KQED World: Wed, Sep 19, 2012 -- 9:30 AM
  • KQED World: Wed, Sep 19, 2012 -- 6:30 AM

X-Ray Microscope / Astrophotography (Episode #605H)

KQED Plus: Sun, Sep 16, 2012 -- 3:30 PM

Meet the Bay Area scientists who have developed an amazing new microscope that uses X-rays to generate 3D views of cells. Then, learn why UC Berkeley researchers are using geckos, insects and other animals as inspiration for the design of new products. Plus, see the deep space astrophotography of Rogelio Bernal Andreo.

Future of Nuclear/Weddell Seals (Episode #606H)

KQED World: Sat, Sep 15, 2012 -- 10:00 AM

Meet a scientist working to make a safer nuclear reactor design to help meet the world's energy demands. Then head out to the Pacific Flyway to track the timeless rhythms of bird migration. And, travel to icy Antarctica to study hardy Weddell seals with UC Santa Cruz marine biologist Dan Costa.

Repeat Broadcasts:

  • KQED 9: Thu, Sep 20, 2012 -- 2:00 PM
  • KQED 9: Thu, Sep 20, 2012 -- 1:30 AM
  • KQED 9: Wed, Sep 19, 2012 -- 7:30 PM
  • KQED World: Wed, Sep 19, 2012 -- 9:30 AM
  • KQED World: Wed, Sep 19, 2012 -- 6:30 AM
  • KQED World: Sun, Sep 16, 2012 -- 2:30 PM
  • KQED World: Sun, Sep 16, 2012 -- 7:00 AM
  • KQED World: Sun, Sep 16, 2012 -- 1:30 AM
  • KQED World: Sat, Sep 15, 2012 -- 7:30 PM
  • KQED World: Sat, Sep 15, 2012 -- 1:30 PM

X-Ray Microscope / Astrophotography (Episode #605H)

KQED World: Sat, Sep 8, 2012 -- 10:00 AM

Meet the Bay Area scientists who have developed an amazing new microscope that uses X-rays to generate 3D views of cells. Then, learn why UC Berkeley researchers are using geckos, insects and other animals as inspiration for the design of new products. Plus, see the deep space astrophotography of Rogelio Bernal Andreo.

Repeat Broadcasts:

  • KQED 9: Thu, Sep 13, 2012 -- 2:00 PM
  • KQED 9: Thu, Sep 13, 2012 -- 1:30 AM
  • KQED 9: Wed, Sep 12, 2012 -- 7:30 PM
  • KQED World: Wed, Sep 12, 2012 -- 9:30 AM
  • KQED World: Wed, Sep 12, 2012 -- 6:30 AM
  • KQED World: Sun, Sep 9, 2012 -- 6:30 PM
  • KQED World: Sun, Sep 9, 2012 -- 2:30 PM
  • KQED World: Sun, Sep 9, 2012 -- 7:00 AM
  • KQED World: Sun, Sep 9, 2012 -- 1:30 AM
  • KQED World: Sat, Sep 8, 2012 -- 7:30 PM
  • KQED World: Sat, Sep 8, 2012 -- 1:30 PM

Mt. Umunhum / Asteroid Hunters / Fox (Episode #505H)

KQED World: Sat, Sep 1, 2012 -- 10:00 AM

For more 50 years, the summit of Mt. Umunhum, looming over San Jose, has been off limits because of military and environmental contamination issues. QUEST treks 3,486 feet to the peak to find out what the public can expect when it reopens. Plus, see how scientists are tracking thousands of objects orbiting near Earth, and discover the tree-climbing North American Gray Fox at the Lindsay Wildlife Museum.

Repeat Broadcasts:

  • KQED World: Wed, Sep 5, 2012 -- 9:30 AM
  • KQED World: Sun, Sep 2, 2012 -- 6:30 PM
  • KQED World: Sun, Sep 2, 2012 -- 2:30 PM
  • KQED World: Sun, Sep 2, 2012 -- 7:00 AM
  • KQED World: Sun, Sep 2, 2012 -- 5:30 AM
  • KQED World: Sun, Sep 2, 2012 -- 1:30 AM
  • KQED World: Sat, Sep 1, 2012 -- 11:30 PM
  • KQED World: Sat, Sep 1, 2012 -- 7:30 PM
  • KQED World: Sat, Sep 1, 2012 -- 1:30 PM
Become a KQED sponsor

TV Technical Issues

TV
    TV
    • 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 […]

    • Wed 12/28: KQET DT25 Over the Air signal restored

      UPDATE: signal was restored apx 6pm (DT25.1 through 25.3) We are aware that our transmitter servicing the Watsonville/Monterey/Salinas area, KQET, is off the air. Engineers are on their way from San Francisco to check it out. Estimated time for repairs not yet known.

    • Planned KQET (DT25) outage: early Sun 12/18 apx 1am

      (DT25.1 through 25.3) Due to maintenance and software update work being done by one of the paid signal providers, KQET-25 will need to go off the air for apx 15-30 minutes at apx 1am.

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.