History TV Guide — Thursday, 21 May 2026

Browse the full History TV guide for Thursday, 21 May 2026. 23 programmes listed , including 6 tonight. US listings updated daily — scroll down to tonight's highlights or use the day tabs above to browse the weekly schedule.

Early Morning

00:05 58m

The Food That Built America

S7 · E5 · Chocolate in a Glass Documentary

Chocolate in a Glass

A chemist unlocks a chocolate syrup that transforms milk into a magic sensation; a soda shop owner cracks the code to bottling liquid chocolate for the masses.

01:03 1h 1m

The Food That Built America

S7 · E3 · The Birth of Bubblegum Documentary

The Birth of Bubblegum

A struggling candy maker's botched experiment leads to the world's first bubble gum, its distinctive color, and a decades-long bubble gum war.

02:04 1h 2m

The Food That Built America

S7 · E4 · Drive-Thru Burger Revolution Documentary

Drive-Thru Burger Revolution

Three burger operators race to serve a new generation on wheels, and a primitive intercom and sliding window evolve into the drive-thru.

03:06 59m

The Food That Built America

S7 · E2 · Cereal Killers Documentary

Cereal Killers

Rival cereal giants race to invent the next must-have bowl, sparking a sugary arms race of mascots, crunch, candy, and the first ever chocolate cereal.

04:05 56m

The Food That Built America

S7 · E5 · Chocolate in a Glass Documentary

Chocolate in a Glass

A chemist unlocks a chocolate syrup that transforms milk into a magic sensation; a soda shop owner cracks the code to bottling liquid chocolate for the masses.

Morning

07:00 30m

Amazing Facts with Doug Batchelor

Religious

Pastor Doug Batchelor presents a studious hour on spiritually relevant topics such as Bible prophecy, the gospel message and the Holy Spirit.

07:30 30m

David Jeremiah

Religious

A message of hope from David Jeremiah of Turning Point.

08:00 1h

Ancient Aliens

S7 · E1 · Aliens and Stargates Documentary

Aliens and Stargates

A look at a Turkey cave ancient Greeks said is Hell's physical gateway, the Incas belief in divine beings, and ETs at the ancient ruins of Northern Mexico.

09:00 1h

Ancient Aliens

S9 · E7 · Alien Messages Documentary

Alien Messages

Ancient Astronaut theorists point to evidence collected from historic sites across the planet as possible proof of human-extraterrestrial contact.

10:00 1h

Ancient Aliens

S11 · E10 · The Prototypes Documentary

The Prototypes

Theorists point to archaeological discoveries of human-like species and the lack of fossil evidence of a common species to question the true origins of man.

11:00 1h

Ancient Aliens

S11 · E11 · Space Station Moon Documentary

Space Station Moon

Some Ancient Astronaut theorists believe the moon might not be a natural celestial body but instead specifically placed by otherworldly beings millennia ago.

Daytime

12:00 1h

Ancient Aliens

S11 · E12 · Russia's Secret Files Documentary

Russia's Secret Files

Ancient Astronaut theorists believe that aliens have visited Russia before it was established as a nation and point to the ancient settlement of Arkaim.

13:00 1h

Ancient Aliens

S12 · E2 · Forged by the Gods Documentary

Forged by the Gods

Theorists wonder if a number of clues, which point toward alien visits since ancient times, indicate we are on the verge of a possible reconnection.

14:00 1h

Ancient Aliens

S12 · E4 · The Alien Architects Documentary

The Alien Architects

Many architectural feats of the ancient world appear very similar to one another, such as the complex pyramids found in Egypt and Mesoamerica.

15:00 1h

Ancient Aliens

S15 · E6 · Cosmic Impacts Documentary

Cosmic Impacts

Discussing the theory that aliens might have directed meteors to crash into Earth to supply ancient civilizations with metals essential for advanced technology.

16:00 1h

Ancient Aliens

Return of the Egyptian Gods True

Return of the Egyptian Gods

Exploring theories about a 20th century British woman who believed she was the reincarnation of an ancient Egyptian priestess.

17:00 1h

Ancient Aliens

S21 · E15 · The Giants True

The Giants

Exploring theories that claim mythical giants from fairy tales actually exist.

Evening

18:00 1h

Ancient Aliens

S21 · E18 · Britain's UFO Files True

Britain's UFO Files

From ancient sites like Stonehenge to the crop circle phenomenon and modern-day UFO sightings, Great Britain is a place of countless mysteries.

19:00 1h

Secrets Declassified with David Duchovny

S1 · E14 · Extraordinary Experiments Drama

Extraordinary Experiments

When science meets national security, the results can be staggering; the secretive flights of Project Argus, that sent nuclear warheads into space.

20:00 1h

Secrets Declassified with David Duchovny

S1 · E13 · Secret Units Drama

Secret Units

Discover the audacious operations of Red Cell, the covert Navy SEAL team that staged attacks on U.S. bases to expose deadly weaknesses.

21:00 1h 2m

Secrets Declassified with David Duchovny

S1 · E15 · Smoke and Mirrors Drama

Smoke and Mirrors

History's boldest missions succeeded because the world was looking the wrong way. The CIA concealed covert missions behind Air America's civilian façade.

22:02 1h 3m

Secrets Declassified with David Duchovny

Escaping Armageddon Drama

Escaping Armageddon

In the razor's-edge theater of global brinkmanship, the world has come closer to annihilation than most ever knew. A NATO war game once spooked the Soviets.

23:05 1h

Secrets Declassified with David Duchovny

S1 · E5 · Black Ops Drama

Black Ops

A French Resistance operative hides explosives in baguettes to cripple a Nazi factory, an American soldier parachutes behind enemy lines for sabotage.

Early Morning

Morning

Daytime

Evening

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