Modern Marvels
Gutzon Borglum carves the faces of four U.S. presidents into the Black Hills of South Dakota.
2026-07-04 12:02:30 +0000 UTC→2026-07-04 12:54:20 +0000 UTC(51m)
Schedule for Modern Marvels
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Modern Marvels
Potato chips; candy bars; Twinkies; chocolates; pretzels; lollipops; cupcakes.
2026-07-07 06:09:45 +0000 UTC→2026-07-07 07:01:14 +0000 UTC(51m)
Modern Marvels
Supersized stores try to meet their challenge, keeping up with demand on a massive scale.
2026-07-07 05:19:09 +0000 UTC→2026-07-07 06:09:45 +0000 UTC(50m)
Modern Marvels
Every 15 minutes, Americans insert more than 3.5 million coins into machines.
2026-07-07 04:52:51 +0000 UTC→2026-07-07 05:19:09 +0000 UTC(26m)
Modern Marvels
Power-driven machines used to make metal parts help build the modern world.
2026-07-07 04:00:00 +0000 UTC→2026-07-07 04:52:51 +0000 UTC(52m)
Modern Marvels
Tiny weapons may not sound impressive, but small can kill, and it can also be easily concealed.
2026-07-07 03:11:48 +0000 UTC→2026-07-07 04:00:00 +0000 UTC(48m)
Modern Marvels
Dirt transforms a stadium; special mud helps pros grip baseballs; mud wrestling in Hawaii.
2026-07-07 02:20:32 +0000 UTC→2026-07-07 03:11:48 +0000 UTC(51m)
Modern Marvels
A celebration of the horse, the animal that helped mankind change the world.
2026-07-07 01:30:51 +0000 UTC→2026-07-07 02:20:32 +0000 UTC(49m)
Modern Marvels
Earth's non-human inhabitants use tools, build intricate structures and perform complex procedures.
2026-07-07 00:38:17 +0000 UTC→2026-07-07 01:30:51 +0000 UTC(52m)
Modern Marvels
Wireless technology transformed global communications; trace radio's century-long journey.
2026-07-06 23:44:16 +0000 UTC→2026-07-07 00:38:17 +0000 UTC(54m)
Modern Marvels
The electric shock comes in many forms, including lightning, stun guns, eels and the electric chair.
2026-07-06 22:54:44 +0000 UTC→2026-07-06 23:44:16 +0000 UTC(49m)
Modern Marvels
Engineering failures: sinkholes, landslides, airport collapse, plane crash, and ship sinking.
2026-07-06 22:02:00 +0000 UTC→2026-07-06 22:54:44 +0000 UTC(52m)
Modern Marvels
Strategic Air Command controls thousands of nuclear weapons, planes and missiles.
2026-07-06 21:10:19 +0000 UTC→2026-07-06 22:02:00 +0000 UTC(51m)
Modern Marvels
Episode explores the science and technology of building and operating a base in a war zone.
2026-07-06 20:21:26 +0000 UTC→2026-07-06 21:10:19 +0000 UTC(48m)
Modern Marvels
Butchering evolution, from corner shops to industrial lines; stockyards to modern quality controls.
2026-07-06 19:28:35 +0000 UTC→2026-07-06 20:21:26 +0000 UTC(52m)
Modern Marvels
Water's unique three-form existence: landscape carving power, life support, and industrial uses.
2026-07-06 18:38:28 +0000 UTC→2026-07-06 19:28:35 +0000 UTC(50m)
Modern Marvels
Drilling through ground and rock: water, oil, deepest holes, ice cores, and laser precision tools.
2026-07-06 17:46:50 +0000 UTC→2026-07-06 18:38:28 +0000 UTC(51m)
Modern Marvels
Go behind airport scenes where three million daily passengers board 10,000 aircraft in flight.
2026-07-06 16:52:47 +0000 UTC→2026-07-06 17:46:50 +0000 UTC(54m)
Modern Marvels
Traffic was created on roadways, railways, airways, and seaways; traffic that must be controlled.
2026-07-06 16:00:00 +0000 UTC→2026-07-06 16:52:47 +0000 UTC(52m)
Modern Marvels
Tiny weapons may not sound impressive, but small can kill, and it can also be easily concealed.
2026-07-06 15:11:47 +0000 UTC→2026-07-06 16:00:00 +0000 UTC(48m)
Modern Marvels
Dirt transforms a stadium; special mud helps pros grip baseballs; mud wrestling in Hawaii.
2026-07-06 14:20:31 +0000 UTC→2026-07-06 15:11:47 +0000 UTC(51m)
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