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 Technical Issues
    • Wed 10/15 morning: KQED Plus (KQEH) Over the Air signal down

      UPDATE: This problem has been resolved, and the OTA signal for the DT54 channels restored. (DT54.1 through 54.5) KQED Plus’ Over the Air transmission is currently off air via our KQEH transmitter on Monument Peak northeast of San Jose. Technicians are working on the problem. No current estimate regarding how long this will exist. We […]

    • KQET (DT25) Over the Air: Wed 8/27

      We are aware of the break-up issues for our DT25 Over the Air signal in the Monterey/Salinas area. This will also affect viewers of any cable or satellite signal provider using that transmitter as their source. Engineers are working on the problem.

    • Week of 8/25: Sutro Tower work (including KQED 9 Over the Air)

      (Affects several San Francisco TV & Radio stations, including KQED 9.1, 9.2 & 9.3) During the week of August 25, Monday through Friday, between 9am and 4pm, several TV and radio stations will be switching to their Auxiliary antennas. This is being done so that the tower crew can perform routine maintenance on the regular […]

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

KQED DTV Channels

KQED 9

KQED 9
Comcast 9 and 709
Digital 9.1, 54.2 or 25.1

All widescreen and HD programs

KQED Plus

Channel 54
Comcast 10 and 710
Digital 9.2, 54.1 or 25.2

KQED Plus, formerly KTEH

KQED Life

KQED Life
Comcast 189
Digital 54.3

Arts, food, how-to, gardening, travel

KQED World

KQED World
Comcast 190
Digital 9.3

History, world events, news, science, nature

v-me

V-Me
Comcast 191 & 621
Digital 54.5 or 25.3

24-hour national Spanish-language network

KQED Kids

KQED Kids
Comcast 192
Digital 54.4

Quality children's programming parents love too