Discovery Science TV Guide — Tuesday, 30 June 2026

Browse the full Discovery Science TV guide for Tuesday, 30 June 2026. 29 programmes listed , including 9 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

The Earth Next Door

Astronomers discover another potentially habitable planet

Astronomers detect a potentially habitable planet that appears to be remarkably close to Earth, and a chance discovery at Nasa unveils a top secret military space program

01:00 1h

How the Universe Works

S5 · E4 · Life & Death on the Red Planet

The possibility of life on Mars in previous eras

Once there was life on Mars - but scientists believe a series of devastating mass extinctions transformed a watery planet into a desert

02:00 1h

How the Universe Works

S5 · E5 · Stars That Kill

Nasa's top six most destructive stars

Nasa research is used to compile a list of the top six most destructive stars, including 'vampires' that drain their neighbours, supernovas, and white dwarfs that destroy planets

03:00 1h

How the Universe Works

S5 · E6 · Secret History of Pluto

Scientists investigate whether there might be warm liquid water on Pluto

Despite Pluto's appearance as a dark and frozen world, scientists investigate whether there might be warm liquid water beneath the surface

04:00 1h

Codes and Conspiracies

S2 · E6 · Experimental Soldiers

Exploring the idea of 'supersoldiers'

Looking at the USA's idea of 'supersoldiers' at the height of the cold war - a generation of soldiers who would be able use telepathy to win battles

05:00 1h

Blowing Up History

S4 · E1 · Mysteries in the Alien Desert

Exploring the history behind the Nazca Lines

Exploring the history behind the Nazca Lines, mysterious symbols that were carved into the Atacama Desert more than a thousand years ago

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 30m

How It's Made

S24 · E8 · Mosquito Coils/Solar Assist Tricycles/Palm Oil/Fibreglass Chopper Guns

How mosquito coils are made

How mosquito coils, solar-assist tricycles, palm oil, and fibreglass chopper guns are made, and how manufacturing techniques have been improved over the years

08:30 1h 30m

Above and Beyond: Nasa's Journey to Tomorrow

A programme celebrating NASA's 60th anniversary

A programme celebrating NASA's 60th anniversary and the remarkable, historic institution that went to the Moon, the surface of Mars, and to the outer edge of the solar system

10:00 1h

How the Universe Works

S5 · E2 · The Universe's Deadliest

The dangers of exploding stars, colliding galaxies and nebula shockwaves

The astronomical documentary continues, exploring the most violent and dangerous places in the universe, including exploding stars, colliding galaxies and nebula shockwaves

11:00 1h

Alaska Mega Machines

S1 · E6 · Behemoths of the Bush

The diversity of Alaska's airfields

An insight into how Alaska's airfields range from an airport made from nothing but water and ice, to a military instalment on stand-by to avert nuclear disaster

Daytime

12:00 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

13:00 1h

Blowing Up History

S4 · E13 · Hitler's Lost Bunker

Experts uncover new evidence of the underground bunker of Adolf Hitler

The underground bunker of Adolf Hitler is home to some of the greatest secrets of the Nazi regime. Experts use cutting-edge technology to uncover new evidence

14:00 1h

Blowing Up History

S4 · E14 · Leaning Tower of Pisa: The New Mystery

The reason behind the tilt in one of the world's most iconic buildings

The Leaning Tower of Pisa is one of the world's most iconic buildings. Here investigators uncover the reasons for its tilt

15:00 1h

How the Universe Works

S5 · E7 · The Dark Matter Enigma

The science of dark matter

The documentary series investigates dark matter, a mystery that continues to elude scientists today, and one that could be behind the formation of supermassive black holes

16:00 1h

How the Universe Works

S5 · E8 · Strangest Alien Worlds

Exploring whether a planet similar to our own will ever be found

Astronomers have discovered bizarre planets very different to Earth out in the galaxy, but will a planet similar to our own will ever be found

17:00 1h

Alien Highway

S1 · E1 · Missouri Mayhem

Chuck Zukowski searches for definitive proof of extraterrestrial life

Chuck Zukowski searches for definitive proof of extraterrestrial life. In the first episode, he investigates a series of UFOs sightings in Missouri

Tonight's Highlights

18:00 30m

How It's Made: Dream Cars

S3 · E9 · Jaguar XF

The crew visits the birthplace of the Jaguar XF

The crew visits the birthplace of the Jaguar XF and explores its exterior

18:30 30m

How It's Made: Dream Cars

S3 · E10 · BMW M6

The crew visits the birthplace of the BMW M6

The crew visits the birthplace of the BMW M6 and explores its exterior

19:00 30m

How It's Made: Dream Cars

S3 · E11 · Rolls-Royce Dawn

The Rolls-Royce Dawn

The crew goes to its birthplace, revealing the inner workings and stunning exterior of the Rolls-Royce Dawn, regarded by many as a dream car

19:30 30m

How Do They Do It?

S11 · E1 · Parmesan Cheese/Airport Runways/Reclining Chairs

A look at how to make Parmesan cheese

A look at how to make Parmesan cheese, and the key to keeping the runways operating at the world's busiest airports. Plus, manufacturing reclining chairs

20:00 30m

How Do They Do It?

S11 · E2 · Turkish Carpet/Cross Country Skis/Niagara Falls

A look at ways to weave an authentic Turkish carpet

A look at ways to weave an authentic Turkish carpet, and how helicopter blade technology is being used to make cross country skis. Plus, the practicalities behind the Niagara Falls

20:30 30m

How Do They Do It?

S11 · E4 · Venice Street Lamps/Ship Safety/Penjing

Examining how the street lamps of Venice are cast

Examining how the street lamps of Venice are cast, and how tiny trees are grown for the ancient Chinese art of penjing

21:00 1h

Incredible Engineering Blunders: Fixed

S1 · E3

Justin learns the truth about a landslide in Turkey

Justin Cunningham uncovers the truth behind a landslide that destroyed a ski-jump resort in Turkey, then heads to Gibraltar to see an airport runway that was built across a road

22:00 1h

Incredible Engineering Blunders: Fixed

S1 · E4

Looking at the science behind a skyscraper melting a car

Justin Cunningham heads to the Walkie Talkie building in London to learn more about the science behind a skyscraper melting a car

23:00 1h

You Have Been Warned

Overachievers

Clips of using another person as a snowboard

The smartest and bravest people use science to take their skills to the next level, from opening a bottle using a feather to using another person as a snowboard

Early Morning

Morning

Daytime

Tonight's Highlights

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