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What is 5G, and is it Safe to Use on Planes?

5G is a leap forward in wireless technology, providing data speeds up to 100 times faster than 4G. So why is this seemingly revolutionary tech raising concern in the aviation industry?
Clip Length 05:39 Premiere: 02/16/22

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Connections host Renee Shaw smiling in a gray suit along with the show logo and a "Check Schedule" button.Connections host Renee Shaw smiling in a gray suit along with the show logo and a "Check Schedule" button.

Season Episodes

Your Brain: Who's in Control?

S50 E10 Length 53:31 Premiere Date 05/24/23

Your Brain: Perception Deception

S50 E9 Length 53:30 Premiere Date 05/17/23

Hidden Volcano Abyss

S50 E8 Length 53:20 Premiere Date 05/10/23

Saving the Right Whale

S50 E7 Length 53:31 Premiere Date 05/03/23

Chasing Carbon Zero

S50 E6 Length 53:31 Premiere Date 04/26/23

Weathering the Future

S50 E5 Length 53:31 Premiere Date 04/12/23

New Eye on the Universe

S50 E4 Length 53:31 Premiere Date 02/22/23

Ancient Builders of the Amazon

S50 E3 Length 53:22 Premiere Date 02/15/23

Star Chasers of Senegal

S50 E2 Length 53:20 Premiere Date 02/08/23

London Super Tunnel

S50 E1 Length 53:20 Premiere Date 02/01/23

Rebuilding 7 World Trade Center

Clip Length 01:48 Premiere Date 08/31/11

The 9/11 Memorial Mock-Up

Clip Length 01:54 Premiere Date 08/24/11

Solving an Engineering Problem

Clip Length 02:49 Premiere Date 08/24/11

Walls of Glass

Clip Length 02:29 Premiere Date 08/24/11

The Memorial Plaques

Clip Length 02:31 Premiere Date 08/24/11

Brian Greene Answers Your Questions

Clip Length 01:07 Premiere Date 08/02/11

A Strict Carbon Diet

Clip Length 02:58 Premiere Date 04/12/11

Green Energy in China

Clip Length 05:09 Premiere Date 04/12/11

A Mind for Music

Clip Length 04:05 Premiere Date 02/09/11

Modeling a Comet Airburst

Clip Length 03:20 Premiere Date 02/09/11

Six Questions with David Pogue

Clip Length 02:33 Premiere Date 01/04/11

Surviving an Elevator Fall

Clip Length 01:31 Premiere Date 08/23/10

See All Episodes

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TV Schedules

Jump to Recent Airdates

Upcoming

Operation Lighthouse Rescue - S43 E13

Premiered On: 05/04/2016

Engineers race to rescue the Gay Head Lighthouse, a historic landmark perched high on the cliffs of Martha's Vineyard, soon to become the next victim of the ocean's erosion of the island's cliffs.

  • Thursday September 28, 2023 5:00 pm ET on KET
  • Thursday September 28, 2023 4:00 pm CT on KET
  • Friday September 29, 2023 2:00 am ET on KET
  • Friday September 29, 2023 1:00 am CT on KET
  • Sunday October 1, 2023 7:00 pm ET on KET2
  • Sunday October 1, 2023 6:00 pm CT on KET2
  • Monday October 2, 2023 5:00 am ET on KET2
  • Monday October 2, 2023 4:00 am CT on KET2
  • Tuesday October 3, 2023 12:00 am ET on KET2
  • Monday October 2, 2023 11:00 pm CT on KET2

Ancient Earth: Birth of the Sky - S50 E11

Discover how Earth transformed from a barren hellscape to a planet capable of sustaining life. Animation and science experts reveal how the blue sky came to be.

  • Wednesday October 4, 2023 9:00 pm ET on KET
  • Wednesday October 4, 2023 8:00 pm CT on KET
  • Thursday October 5, 2023 5:00 pm ET on KET
  • Thursday October 5, 2023 4:00 pm CT on KET
  • Friday October 6, 2023 2:00 am ET on KET
  • Friday October 6, 2023 1:00 am CT on KET
  • Sunday October 8, 2023 7:00 pm ET on KET2
  • Sunday October 8, 2023 6:00 pm CT on KET2
  • Monday October 9, 2023 5:00 am ET on KET2
  • Monday October 9, 2023 4:00 am CT on KET2
  • Tuesday October 10, 2023 12:00 am ET on KET2
  • Monday October 9, 2023 11:00 pm CT on KET2

Ancient Earth: Frozen - S50 E12

Scientists investigate how life evolved after a global freeze threatened its survival 700 million years ago.

  • Wednesday October 11, 2023 9:00 pm ET on KET
  • Wednesday October 11, 2023 8:00 pm CT on KET
  • Thursday October 12, 2023 5:00 pm ET on KET
  • Thursday October 12, 2023 4:00 pm CT on KET
  • Friday October 13, 2023 2:00 am ET on KET
  • Friday October 13, 2023 1:00 am CT on KET
  • Sunday October 15, 2023 7:00 pm ET on KET2
  • Sunday October 15, 2023 6:00 pm CT on KET2
  • Monday October 16, 2023 5:00 am ET on KET2
  • Monday October 16, 2023 4:00 am CT on KET2
  • Tuesday October 17, 2023 12:00 am ET on KET2
  • Monday October 16, 2023 11:00 pm CT on KET2

Ancient Earth: Life Rising - S50 E13

Discover how life made the leap to land, transforming a barren, rocky landscape into the lush, green world.

  • Wednesday October 18, 2023 9:00 pm ET on KET
  • Wednesday October 18, 2023 8:00 pm CT on KET
  • Friday October 20, 2023 2:00 am ET on KET
  • Friday October 20, 2023 1:00 am CT on KET
  • Sunday October 22, 2023 7:00 pm ET on KET2
  • Sunday October 22, 2023 6:00 pm CT on KET2
  • Monday October 23, 2023 5:00 am ET on KET2
  • Monday October 23, 2023 4:00 am CT on KET2
  • Tuesday October 24, 2023 12:00 am ET on KET2
  • Monday October 23, 2023 11:00 pm CT on KET2

Ancient Earth: Inferno - S50 E14

Scientists piece together geologic evidence from the past and clues from the Earth's ecosystems to determine how life made it through a cataclysmic extinction that wiped out about 90 percent of all species 252 million years ago.

  • Wednesday October 25, 2023 9:00 pm ET on KET
  • Wednesday October 25, 2023 8:00 pm CT on KET
  • Thursday October 26, 2023 5:00 pm ET on KET
  • Thursday October 26, 2023 4:00 pm CT on KET
  • Friday October 27, 2023 2:00 am ET on KET
  • Friday October 27, 2023 1:00 am CT on KET
  • Sunday October 29, 2023 7:00 pm ET on KET2
  • Sunday October 29, 2023 6:00 pm CT on KET2
Jump to Upcoming Airdates

Recent

Operation Lighthouse Rescue - S43 E13

  • Wednesday September 27, 2023 9:00 pm ET on KET
  • Wednesday September 27, 2023 8:00 pm CT on KET

London Super Tunnel - S50 E1

  • Wednesday September 27, 2023 8:00 am ET on KETWORLD
  • Wednesday September 27, 2023 7:00 am CT on KETWORLD
  • Wednesday September 27, 2023 12:00 am ET on KETWORLD
  • Tuesday September 26, 2023 11:00 pm CT on KETWORLD
  • Tuesday September 26, 2023 7:00 pm ET on KETWORLD
  • Tuesday September 26, 2023 6:00 pm CT on KETWORLD
  • Tuesday September 26, 2023 12:00 am ET on KET2
  • Monday September 25, 2023 11:00 pm CT on KET2
  • Monday September 25, 2023 5:00 am ET on KET2
  • Monday September 25, 2023 4:00 am CT on KET2
  • Sunday September 24, 2023 7:00 pm ET on KET2
  • Sunday September 24, 2023 6:00 pm CT on KET2
  • Friday September 22, 2023 2:00 am ET on KET
  • Friday September 22, 2023 1:00 am CT on KET
  • Thursday September 21, 2023 5:00 pm ET on KET
  • Thursday September 21, 2023 4:00 pm CT on KET
  • Wednesday September 20, 2023 9:00 pm ET on KET
  • Wednesday September 20, 2023 8:00 pm CT on KET

Rebuilding Notre Dame - S49 E13

  • Wednesday September 20, 2023 8:00 am ET on KETWORLD
  • Wednesday September 20, 2023 7:00 am CT on KETWORLD
  • Wednesday September 20, 2023 12:00 am ET on KETWORLD
  • Tuesday September 19, 2023 11:00 pm CT on KETWORLD
  • Tuesday September 19, 2023 7:00 pm ET on KETWORLD
  • Tuesday September 19, 2023 6:00 pm CT on KETWORLD
  • Tuesday September 19, 2023 12:00 am ET on KET2
  • Monday September 18, 2023 11:00 pm CT on KET2
  • Monday September 18, 2023 5:00 am ET on KET2
  • Monday September 18, 2023 4:00 am CT on KET2
  • Sunday September 17, 2023 7:00 pm ET on KET2
  • Sunday September 17, 2023 6:00 pm CT on KET2
  • Friday September 15, 2023 2:00 am ET on KET
  • Friday September 15, 2023 1:00 am CT on KET
  • Thursday September 14, 2023 5:00 pm ET on KET
  • Thursday September 14, 2023 4:00 pm CT on KET
  • Wednesday September 13, 2023 9:00 pm ET on KET
  • Wednesday September 13, 2023 8:00 pm CT on KET

Saving Venice - S49 E12

  • Wednesday September 13, 2023 8:00 am ET on KETWORLD
  • Wednesday September 13, 2023 7:00 am CT on KETWORLD
  • Wednesday September 13, 2023 12:00 am ET on KETWORLD
  • Tuesday September 12, 2023 11:00 pm CT on KETWORLD
  • Tuesday September 12, 2023 7:00 pm ET on KETWORLD
  • Tuesday September 12, 2023 6:00 pm CT on KETWORLD
  • Tuesday September 12, 2023 12:00 am ET on KET2
  • Monday September 11, 2023 11:00 pm CT on KET2
  • Monday September 11, 2023 5:00 am ET on KET2
  • Monday September 11, 2023 4:00 am CT on KET2
  • Sunday September 10, 2023 7:00 pm ET on KET2
  • Sunday September 10, 2023 6:00 pm CT on KET2
  • Friday September 8, 2023 2:00 am ET on KET
  • Friday September 8, 2023 1:00 am CT on KET
  • Thursday September 7, 2023 5:00 pm ET on KET
  • Thursday September 7, 2023 4:00 pm CT on KET
  • Wednesday September 6, 2023 9:00 pm ET on KET
  • Wednesday September 6, 2023 8:00 pm CT on KET

Sunken Ship Rescue - S42 E2

  • Wednesday September 6, 2023 9:00 am ET on KETWORLD
  • Wednesday September 6, 2023 8:00 am CT on KETWORLD
  • Wednesday September 6, 2023 1:00 am ET on KETWORLD
  • Wednesday September 6, 2023 12:00 am CT on KETWORLD
  • Tuesday September 5, 2023 8:00 pm ET on KETWORLD
  • Tuesday September 5, 2023 7:00 pm CT on KETWORLD
  • Monday September 4, 2023 5:00 am ET on KET2
  • Monday September 4, 2023 4:00 am CT on KET2
  • Thursday August 31, 2023 5:00 pm ET on KET
  • Thursday August 31, 2023 4:00 pm CT on KET

Arctic Ghost Ship - S42 E16

  • Wednesday September 6, 2023 8:00 am ET on KETWORLD
  • Wednesday September 6, 2023 7:00 am CT on KETWORLD
  • Wednesday September 6, 2023 12:00 am ET on KETWORLD
  • Tuesday September 5, 2023 11:00 pm CT on KETWORLD
  • Tuesday September 5, 2023 7:00 pm ET on KETWORLD
  • Tuesday September 5, 2023 6:00 pm CT on KETWORLD
  • Tuesday September 5, 2023 12:00 am ET on KET2
  • Monday September 4, 2023 11:00 pm CT on KET2
  • Sunday September 3, 2023 7:00 pm ET on KET2
  • Sunday September 3, 2023 6:00 pm CT on KET2
  • Friday September 1, 2023 2:00 am ET on KET
  • Friday September 1, 2023 1:00 am CT on KET
  • Wednesday August 30, 2023 9:00 pm ET on KET
  • Wednesday August 30, 2023 8:00 pm CT on KET

Killer Volcanoes - S44 E16

  • Wednesday August 30, 2023 10:00 am ET on KETWORLD
  • Wednesday August 30, 2023 9:00 am CT on KETWORLD
  • Wednesday August 30, 2023 2:00 am ET on KETWORLD
  • Wednesday August 30, 2023 1:00 am CT on KETWORLD
  • Tuesday August 29, 2023 9:00 pm ET on KETWORLD
  • Tuesday August 29, 2023 8:00 pm CT on KETWORLD

Killer Floods - S44 E18

  • Wednesday August 30, 2023 9:00 am ET on KETWORLD
  • Wednesday August 30, 2023 8:00 am CT on KETWORLD
  • Wednesday August 30, 2023 1:00 am ET on KETWORLD
  • Wednesday August 30, 2023 12:00 am CT on KETWORLD
  • Tuesday August 29, 2023 8:00 pm ET on KETWORLD
  • Tuesday August 29, 2023 7:00 pm CT on KETWORLD

Killer Hurricanes - S44 E17

  • Wednesday August 30, 2023 8:00 am ET on KETWORLD
  • Wednesday August 30, 2023 7:00 am CT on KETWORLD
  • Wednesday August 30, 2023 12:00 am ET on KETWORLD
  • Tuesday August 29, 2023 11:00 pm CT on KETWORLD
  • Tuesday August 29, 2023 7:00 pm ET on KETWORLD
  • Tuesday August 29, 2023 6:00 pm CT on KETWORLD
  • Tuesday August 29, 2023 12:00 am ET on KET2
  • Monday August 28, 2023 11:00 pm CT on KET2
  • Monday August 28, 2023 5:00 am ET on KET2
  • Monday August 28, 2023 4:00 am CT on KET2
  • Sunday August 27, 2023 7:00 pm ET on KET2
  • Sunday August 27, 2023 6:00 pm CT on KET2

Dog Tales - S47 E2

  • Monday August 28, 2023 4:00 am ET on KETWORLD
  • Monday August 28, 2023 3:00 am CT on KETWORLD
  • Sunday August 27, 2023 7:00 pm ET on KETWORLD
  • Sunday August 27, 2023 6:00 pm CT on KETWORLD
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