Discovery Science TV Guide — Tuesday, 19 May 2026

Browse the full Discovery Science TV guide for Tuesday, 19 May 2026. 31 programmes listed , including 11 tonight. UK listings updated daily — scroll down to tonight's highlights or use the day tabs above to browse the weekly schedule.

Early Morning

00:00 1h

Nasa's Unexplained Files

S4 · E8 · Mars's Deepest Secret

A startling image taken by a Nasa probe points to evidence of life on Mars

An account of how a malfunction on the ISS threatens to poison the crew with a deadly gas, and a startling image taken by a Nasa probe points to evidence of life on Mars

01:00 1h

Killers of the Cosmos

S1 · E3 · Cosmic Scrap

Pieces of small space debris that are floating around the Earth

More than 100 million pieces of small space debris are floating around the Earth. A big collision between two of these objects in low Earth orbit could be catastrophic

02:00 1h

Killers of the Cosmos

S1 · E4 · Little Green Men

Experts investigate extra-terrestrial beings and their threat to human life

Aliens could be lethal killers who want to invade and plunder our world. A team of experts investigate extra-terrestrial beings and their threat to human life.

03:00 1h

Killers of the Cosmos

S1 · E5 · Dark Star

Exploring the secrets of black holes

Exploring the secrets of black holes, and the potential some of them have to be lethal to life on planet Earth

04:00 1h

Blowing Up History

S4 · E21 · Lost Kingdom of Kush

Examining the origin of the pyramids in the deserts of Sudan

Experts examine the origin of the pyramids in the deserts of Sudan, the ruins of a powerful lost civilisation that once rivalled Egypt

05:00 1h

Blowing Up History

S4 · E22 · Hunt for the First Pyramid

Experts use cutting-edge technology to explore why the Egyptians built pyramids

Experts use cutting-edge technology to explore why the Egyptians built pyramids, looking closely at the Step Pyramid of Djoser

Morning

06:00 30m

Teleshopping

Home shopping

Buying goods from the comfort of home

06:30 30m

Teleshopping

Home shopping

Buying goods from the comfort of home

07:00 30m

Teleshopping

Home shopping

Buying goods from the comfort of home

07:30 30m

Teleshopping

Home shopping

Buying goods from the comfort of home

08:00 1h

Nasa's Unexplained Files

Mystery of the Invisible Planet

The mysteries surrounding images of unusual flying objects captured by Nasa's cameras

Interviews with astronauts and scientists shed light on the many mysterious flying objects that have been caught on Nasa's cameras, and explore the idea of extraterrestrial life

09:00 1h

Nasa's Unexplained Files

S4 · E8 · Mars's Deepest Secret

A startling image taken by a Nasa probe points to evidence of life on Mars

An account of how a malfunction on the ISS threatens to poison the crew with a deadly gas, and a startling image taken by a Nasa probe points to evidence of life on Mars

10:00 1h

Nasa's Unexplained Files

S5 · E2 · Curse of the Gas Giant

Scientists discuss baffling temperature readings from Jupiter

Scientists explain why hotter than expected temperatures of Jupiter have left them baffled. Plus, detectives asks Nasa for help in solving a murder cold case

11:00 1h

The Dino Hunters

S1 · E5 · We Got Skull

In Wyoming, Mike and his team continue excavating their triceratops site.

Clay returns to his ranch in Montana to hunt for quick finds at Old Faithful. In Wyoming, Mike and his team continue excavating their triceratops site.

Daytime

12:00 1h

The Dino Hunters

S1 · E6 · Nano or T-Rex

Clayton prepares to learn if his carnivore skeleton belongs to a T-Rex or Nanotyrannus

In Montana, Clayton prepares to learn if his carnivore skeleton belongs to a T-Rex or Nanotyrannus. In Wyoming, Mike and Aaron dig at a promising new site

13:00 1h

Truth Behind the Moon Landing

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

14:00 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

15:00 1h

Killers of the Cosmos

S1 · E6 · Big Sleep

The many possible ways that could spark the beginning of the end for the universe

Experts discuss the many possible ways that could spark the beginning of the end for the universe, including when and why it would happen

16:00 1h

Through the Wormhole with Morgan Freeman

S7 · E2 · Is Privacy Dead?

Examining global surveillance

We live under a billion unblinking eyes a global surveillance system that solves crime and uncovers terrorist plots. But are we ready for a world without secrets?

17:00 1h

Through the Wormhole with Morgan Freeman

S7 · E7 · Can We Cheat Death?

Scientists look inside the mechanisms of ageing

Scientists look inside the mechanisms of ageing and imagine a world where death is cured like a disease, asking whether we are about to enter a new age of immortality

Tonight's Highlights

18:00 30m

How Do They Do It?

S15 · E9

How a Dutch company make the world's fastest super-yachts

How a Dutch company make the world's fastest super-yachts. Plus, a new space suit that weighs and costs a fifth of the previous design

18:30 30m

How Do They Do It?

S15 · E11 · Beach Landings/Lederhosen

How lederhosen are hand-made

How do planes take off and land on a beach at one of the world's oldest airports? And, how do they hand-make the national dress of Bavaria, lederhosen?

19:00 30m

How Do They Do It?

S15 · E12 · Lobsters/Sofas/TV Pictures

Catching the world's largest lobsters

The methods used to catch the world's largest lobsters. Plus, production of the iconic Chesterfield sofa and methods used to achieve the world's sharpest TV pictures

19:30 30m

How Do They Do It?

S15 · E13 · Car Transport/Baseball Gloves

Hand-crafting a baseball glove

How do they take a car from Siberia to the Sahara without leaving Germany? Plus, how do they hand craft a baseball glove that will last a lifetime?

20:00 30m

How Do They Do It?

S15 · E14 · Newspapers/Socks

South Africa's biggest sock factory

How 10 million copies a day are printed of the world's best-selling newspaper. Plus, 32,000 pairs of socks a day are knitted at South Africa's biggest sock factory

20:30 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

21:00 30m

Street Science

S1 · E1 · Big Bam Boom

Kevin Delaney shows off dramatic experiments to members of the public

Professional 'science storyteller' Kevin Delaney takes to the streets to demonstrate the science behind spectacular experiments to members of the public

21:30 30m

Street Science

S1 · E2 · Rocket Blast

Kevin Delaney makes use of unconventional materials to craft home-made rockets

Kevin Delaney and his team of experts explore the amazing science behind rockets, using unconventional materials to power home-made projectiles to incredible heights

22:00 30m

Street Science

S1 · E3 · Fire Tornado

Kevin takes to the streets to create a massive, swirling fire tornado out of kerosene

Kevin and the team take to the streets to create a massive, swirling fire tornado out of kerosene, and dazzle onlookers with a rainbow-coloured flamethrower

22:30 30m

Street Science

S1 · E4 · Flying Saucers

Kevin and his experts use a race car to put a new twist on an old magic trick

Kevin and his team of experts use a race car to put a new twist on an old magic trick, and show what it takes to build homemade hovercraft

23:00 1h

The Explosion Show

S1 · E3 · FBI Bomb Squad

Tory Belleci and Streetbike Tommy meet experts from the FBI's bomb squad

Tory Belleci and Streetbike Tommy meet experts from the FBI's bomb squad to reveal the forensics and technology required to investigate deadly bomb threats

Early Morning

Morning

Daytime

Tonight's Highlights

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