Discovery Science TV Guide — Saturday, 27 June 2026

Browse the full Discovery Science TV guide for Saturday, 27 June 2026. 32 programmes listed , including 8 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

Cooper's Treasure

S1 · E4 · Dangerous Waters

Darrell Miklos takes a step closer to the treasure

Darrell Miklos finds the final piece of Gordon 'Gordo' Cooper's code, but hiring a crew to pursue the treasure presents a new danger - that of sharing his secrets with others

01:00 1h

How the Universe Works

S5 · E1 · Mystery of Planet 9

The series exploring the science of astronomy returns

The series exploring the science of astronomy returns, beginning with a look at the mysterious 'ninth' planet reported to exist on the very edge of the Solar System

02:00 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

03:00 1h

How the Universe Works

S5 · E3 · Black Holes: The Secret Origin

The mysteries surrounding the formation of supermassive black holes

The documentary explains why new research may have found the answer to why supermassive black holes are able to grow to star-devouring, galaxy-shaping proportions

04:00 1h

Codes and Conspiracies

S2 · E4 · Founding Fathers

Exploring America's founding fathers

Looking at America's founding fathers, including which one used sex as an instrument of diplomacy, and which secretly scoffed at the divinity of Jesus

05:00 1h

Codes and Conspiracies

S2 · E5 · Deadly Cults

Exploring cults in the US

Looking at the various cults in the US, from religious fire-and-brimstone and Armageddon, to visitors from outer space

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

Blowing Up History

S4 · E17 · Lost City of Troy

Myths surrounding the lost city of Troy

Experts use cutting-edge technology to explore the myths surrounding the legendary lost city of Troy

09:00 1h

Blowing Up History

S4 · E18 · Mount Rushmore: The Hidden Secrets

Experts use cutting-edge technology to reveal what lies beneath Mount Rushmore

Experts use cutting-edge technology to reveal what lies beneath Mount Rushmore, one of North America's most iconic landmarks

10:00 30m

How It's Made

S26 · E5 · Mountain Bike Tyres

How leaf and debris vacuums, canned meat and fillet knives are made

The development of manufacturing processes, including the making of leaf and debris vacuums, canned meat and fillet knives

10:30 30m

How It's Made

S26 · E6 · Rice Cookers, Concealment Furniture

How promotional origami and hedge shears are made

The development of manufacturing processes, including the making of promotional origami and hedge shears

11:00 30m

How It's Made

S24 · E26 · Wooden Utensils/Transport Refrigeration Units

Moccasins and electronic-impact drills

The material used for making common items including moccasins, electronic-impact drills, and the processes involved. Plus, wooden utensils and transport refrigeration units

11:30 30m

How It's Made

S13 · E4 · Bowling Balls/Barber Poles/Radar Guns

Bowling balls, barber poles, felt and radar guns

The manufacture of bowling balls, barber poles, felt and radar guns

Daytime

12:00 30m

How Do They Do It?

S16 · E14

A look at how the tallest buildings in the world are cleaned

A look at how the tallest buildings in the world are cleaned. Plus, the process to make a jigsaw where every piece is unique

12:30 30m

How Do They Do It?

S16 · E15

A look at how motorhomes are filled with items fit for a luxury apartment

A look at how motorhomes are filled with items fit for a luxury apartment. The programme also examines the production process of ballet shoes

13:00 30m

How Do They Do It?

S16 · E16

How life-saving gloves are made

The complex technological processes involved in creating seemingly simple modern-day objects. This edition looks at how life-saving gloves are made

13:30 30m

How Do They Do It?

S16 · E17

Mining fertiliser from below the sea

Mining million tonnes of fertiliser from below the sea. Plus, a look at how to hand print millions of colourful clothes using the ancient art of batik

14:00 1h

How the Universe Works

S5 · E3 · Black Holes: The Secret Origin

The mysteries surrounding the formation of supermassive black holes

The documentary explains why new research may have found the answer to why supermassive black holes are able to grow to star-devouring, galaxy-shaping proportions

15:00 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

16:00 1h

Nasa's Unexplained Files

S4 · E2 · Rise of the Planet Killer

How Apollo 12 astronauts brought something unexpected back from the moon

Nasa makes a shocking discovery while tracking an asteroid heading toward Earth, and Apollo 12 astronauts bring something unexpected back from the moon

17:00 1h

Nasa's Unexplained Files

S4 · E3 · A President's Close Encounter

Geysers are discovered on a frozen moon

Geysers are discovered on a frozen moon, NASA redirects a probe on a mission to find proof of life, and a future US President is eyewitness to a UFO

Tonight's Highlights

18:00 30m

How It's Made

S25 · E18 · Leather Sculptures/Travel Hot Plates

The making of ochre and hurdy gurdies

The materials and manufacturing processes that go into making ochre and hurdy gurdies

18:30 30m

How It's Made

S25 · E19 · Spiral Stairs/Pita Bread

The creation of exhaust headers and moulded limestone artwork

The development and manufacturing of exhaust headers and moulded limestone artwork. Plus, spiral stairs and pita bread

19:00 30m

How It's Made

S25 · E20 · Solar Street Lights/Dolls

Making guitars out of recycled skateboards

Cameras reveal the production processes behind the production of guitars out of recycled skateboards. Plus, solar-powered street lights and dolls

19:30 30m

How It's Made

S25 · E21 · Glass Sculptures/Inductors

The production of racing pulley systems and medicine balls

A look at how common objects including racing pulley systems and medicine balls are made. Plus, glass sculptures and inductors

20:00 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

21:00 1h

Alien Highway

S1 · E2 · UFO Terror

A man from Missouri contacts Chuck and the team for help

A man from Missouri who claims UFOs are stalking him contacts Chuck and the team for help, and their investigation uncovers a dark secret which may explain this reported activity

22:00 1h

The Alaska Triangle

S1 · E1 · The Secrets of Mount Hayes

Series that explores an area in Alaska known for unusual activity

Series that explores an area in Alaska known for unusual activity. Experts investigate reports of a secret alien base deep inside Alaska's highest mountain

23:00 1h

The Alaska Triangle

S1 · E2 · Alaskan Bigfoot

A cryptozoologist hunts for scientific proof of Bigfoot in the remote Alaskan wilderness

A cryptozoologist hunts for scientific proof of Bigfoot in the remote Alaskan wilderness. Experts investigate a mysterious vortex of energy linked to disappearances

Early Morning

Morning

Daytime

Tonight's Highlights

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