Discovery Science TV Guide — Monday, 20 April 2026

Early Morning

00:00 1h

S1 · E5 · Conspiracy of the Lost Tapes

Experts examine the disappearance of tapes from the Apollo 11 moon landing

The Nasa tapes that recorded the Apollo 11 moon landing are missing, and experts examine whether their disappearance is part of a cover-up

01:00 1h

Truth Behind the Moon Landing

S1 · E6 · The Hollywood Conspiracy

A look at claims about the US flag on the moon

Some think the waving US flag on the moon proves that Nasa faked the lunar landing, and experts' quest for the truth leads to some of Hollywood's biggest names

02:00 1h

Alien Highway

S1 · E6 · SoCal Clusters

Chuck and the team examine the link between UFOs, the military and the ocean

An ongoing series of UFO sightings off the Southern California coastline leads Chuck and the team to examine the link between UFOs, the military and the ocean

03:00 1h

Alien Highway

S1 · E7 · Arizona Anomalies

A recent UFO sighting in Phoenix leads Chuck and the team to Sedona, Arizona

A recent UFO sighting in Phoenix leads Chuck and the team to Sedona, Arizona, where they explore whether the area's energy vortexes can act as portals for otherworldly visitors

04:00 30m

How Do They Do It?

S15 · E15 · Raisins/Paper

The world's oldest type of paper

The production of 99 per cent of America's raisins in California's San Joaquin Valley. Plus, the manufacture of the world's oldest type of paper

04:30 30m

How Do They Do It?

S15 · E16 · Charcoal/Soba Noodles

Ancient techniques and modern technology are combined to produce charcoal

How do they use ancient techniques and modern technology to produce thousands of tonnes of barbecue charcoal? How do they cook up Japan's soba noodles?

05:00 30m

How Do They Do It?

S15 · E17 · Pearls/Knives

Forging the world's sharpest knives

How do they grow America's only freshwater pearls in Tennessee? Plus, a look at how the world's sharpest knives are forged

05:30 30m

How Do They Do It?

S15 · E18 · Sugar/Feather Dusters/Balloons

Turning root vegetables into sugar

How ugly root vegetables are transformed into sweet sugar. Plus, the manufacture of feather dusters and party balloons

Morning

06:00 30m

Teleshopping

Generic

Home shopping

Buying goods from the comfort of home

06:30 30m

Teleshopping

Generic

Home shopping

Buying goods from the comfort of home

07:00 30m

Teleshopping

Generic

Home shopping

Buying goods from the comfort of home

07:30 30m

Teleshopping

Generic

Home shopping

Buying goods from the comfort of home

08:00 1h

How the Universe Works

S7 · E8 · Cassini's Final Secrets

New discoveries reveal NASA's Cassini spacecraft's secrets

New discoveries reveal NASA's Cassini spacecraft's secrets, which explored Saturn and its moons until it vaporised in its atmosphere

09:00 1h

How the Universe Works

S8 · E1 · When NASA Met Jupiter

Scientists and experts explain the importance of NASA's Juno probe

NASA's Juno probe is unlocking Jupiter's secrets, answering mysteries and gathering data. Scientists and experts explain the importance of this mission

10:00 1h

How the Universe Works

S8 · E2 · NASA's Journey to Mars

NASA's plans to have manned missions to Mars

A look at NASA's plans to have manned missions to Mars for human exploration on the Red Planet by 2035

11:00 1h

Alien Highway

S1 · E5 · Legend of the Skinwalker

Chuck and the team investigate an unusual sighting in Utah

Chuck and the team investigate an unusual sighting outside the infamous Skinwalker Ranch in Utah, with evidence suggesting it could have been an alien

Daytime

12:00 1h

Alien Highway

S1 · E6 · SoCal Clusters

Chuck and the team examine the link between UFOs, the military and the ocean

An ongoing series of UFO sightings off the Southern California coastline leads Chuck and the team to examine the link between UFOs, the military and the ocean

13:00 1h

The Dino Hunters

S1 · E1 · Dinosaur Cowboys

In Wyoming, Mike and his son uncover a triceratops horn

Montana rancher Clayton finds what might be a rare and valuable fossil on his family's property. In Wyoming, Mike and his son uncover a triceratops horn

14:00 1h

The Dino Hunters

S1 · E2 · Million-Dollar Dino

Clayton continues his excavation of a rare, carnivorous dinosaur on his ranch.

Clayton continues his excavation of a rare, carnivorous dinosaur on his Montana ranch. In Wyoming, Mike and Jake prepare to sell their prized T-Rex fossil.

15:00 1h

How the Universe Works

S9 · E4 · Secrets of the Sun

Experts and theorists explain the science behind the sun

Experts and theorists explore the limits of human knowledge and explain the science behind the sun

16:00 1h

How the Universe Works

S9 · E6 · Mystery of Alien Worlds

New discoveries that have revealed alien worlds

New discoveries have revealed alien worlds that seem to defy the laws of physics. Experts use cutting-edge astronomy to explore this mystery

17:00 1h

How the Universe Works

S9 · E7 · Curse of the White Dwarf

Experts investigate dead stars, known as white dwarfs

New research suggests dead stars, known as white dwarfs, could be the key to understanding the universe. Experts investigate this mysterious phenomena

Tonight's Highlights

18:00 30m

How It's Made

S22 · E23 · Plasma Gems/Special Effects Snow

Plasma gems and special effects snow

The manufacturing process behind plasma gems are manufactured and a look at how special effects snow is made

18:30 30m

How It's Made

S22 · E24 · Three-wheel Electric Bikes/Skin Cream

How three-wheel electric bikes are manufactured and skin cream is made

More everyday items are put under the microscope, featuring how three-wheel electric bikes are manufactured and skin cream is made

19:00 30m

How It's Made

S22 · E25 · Wild West Holsters/Water Video Housings

How Wild West holsters are manufactured and water video housings are made

More everyday items are put under the microscope, featuring how Wild West holsters are manufactured and water video housings are made

19:30 30m

How It's Made

S22 · E26 · Wood Garage Doors/Animatronic Dinosaurs

Manufacturing garage doors and animatronic dinosaurs

The processes of manufacturing wooden garage doors and making animatronic dinosaurs are put under the microscope

20:00 30m

How It's Made

S23 · E1 · Grammy Awards/Bike Lights/Above-Ground Pools/Foldable Solar Panels

The technology behind the manufacture of Grammy Awards

The technology behind the manufacture of Grammy Awards, bike lights, above-ground pools and foldable solar panels

20:30 30m

How It's Made

S23 · E2 · LED Stage Lights/Apple Cider/Chemical Tank Trailers/Stone Floors

The technology behind the manufacture of apple cider

The technology behind the manufacture of LED stage lights, apple cider, chemical tank trailers and stone floors

21:00 1h

How the Universe Works

S7 · E7 · Battle of the Dark Universe

New discoveries surrounding dark matter and energy

The science of astronomy. This edition explores new discoveries surrounding dark matter and energy

22:00 1h

How the Universe Works

S7 · E8 · Cassini's Final Secrets

New discoveries reveal NASA's Cassini spacecraft's secrets

New discoveries reveal NASA's Cassini spacecraft's secrets, which explored Saturn and its moons until it vaporised in its atmosphere

23:00 1h

Nasa's Unexplained Files

S4 · E7 · Aliens in the Amazon

Neil Armstrong's expedition into the Amazon seeking a library made by 'aliens'

Following his famous moonwalk, Neil Armstrong led an expedition to the Amazon to find a legendary library said to hold all knowledge of an advanced alien civilisation. Experts ask if a close encounter on the moon's surface inspired Armstrong's mysterious quest

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