Discovery Science

It's been tipping over for 800 years, what's the gravity-defying magic behind Pisa's leaning tower? And, how are chocolate digestive biscuits manufactured?

Mark thinks he can lose 500 pounds by himself, but Dr. Now sees this as another excuse.

This is Documentary - Others Category.

The team experience extreme terror when they visit Hilo, Hawaii. They investigate rumours of voices from the underground - what will they discover?

Alex poses as a stylist for the stars, giving ridiculous makeovers they end up loving. Also, Liv goes on a series of blind dates and hoodwinks some hapless Romeos.

Lewis makes a voodoo doll and tries to get it to work; Alex persuades New Yorkers to hand over their car keys.

It's been tipping over for 800 years, what's the gravity-defying magic behind Pisa's leaning tower? And, how are chocolate digestive biscuits manufactured?

A countdown of the top 20 internet legends. From lighting matches with bullets to kayaking in the snow, this features only the smartest and bravest humankind has to offer!

How to make all kinds of products, from the most common to the most complex.

How to make all kinds of products, from the most common to the most complex.

Lewis uses the power of suggestion to solve the Rubik's cube. Also, Alex fools people into thinking they can smell his perfume - but it's just plain water.

Alex uses undercover stooges and some wickedly clever manipulation to persuade a contributor their moral compass has been removed by subliminal messaging.

Dr Emma Craythorne and her team of experts are on a mission to solve complex skin conditions.