How and why do female Komodo dragons and aphids reproduce by virgin births?

Naomi Wilkinson travels across Mexico's Baja California peninsula, where she has a stand-off with a blood-spurting reptile and takes a dip with a shark. Show more

Cheryl operates on a dog that has swallowed a nail, Cat checks out some cockapoo pups, and Rory befriends a cat who has been missing for nine months. Show more

Ocean loves marble runs because they're like rollercoasters and one day he'd like to be a rollercoaster designer. He wants a marble run den. Show more

Dick and Dom reveal three geniuses whose ideas have changed the way we play. They get to ride a real-life hoverboard and drive a full-sized remote-controlled car. Show more

Andy Torbet takes on the gorilla and attempts to lift ten times his own bodyweight. But can he find the technology to transform his body? Show more

Dara O Briain and Angela Scanlon present, with battles commentated by Jonathan Pearce. Who will be crowned the new Robot Wars champion? Show more

Old fears surface when the remaining candidates face some space agency swim tests. Their teamwork and mental agility are scrutinised in an underwater test, assembling a large cube. Show more

Dion Dublin discovers a house in Southampton, Martin Roberts meets the new owner of a cottage in Padfield, and Lucy Alexander looks at two restaurants and a flat in Eastbourne. Show more

Children from a boxing club in London, a pony club in Berkshire and a choir in Liverpool explore how they see right from wrong. Show more

Clara Amfo and Nick Grimshaw host performances from across the Biggest Weekend, featuring the likes of Anne Marie, Liam Payne, George Ezra, Ash and Amy McDonald. Show more

Eilidh Barbour presents highlights of the third round from the PGA Championship at Wentworth. Commentary is by Peter Alliss, Ken Brown and Andrew Cotter. Show more

Monty Don and Joe Swift look back at the highlights of their week at the RHS Chelsea Flower Show 2018.

Edith Bowman and Claudia Winkleman host highlights of Aberdeenshire-raised Emeli Sande's set from Scone Palace in Perth and hitmakers Clean Bandit in Singleton Park, Swansea. Show more

The headline set by multi-platinum-selling balladeer and Oscar winner Sam Smith with songs from his latest album and the big numbers from his 2014 debut In the Lonely Hour. Show more

The headlining set by Noel Gallagher's High Flying Birds, featuring High Flying Birds material and some cannily chosen Oasis numbers. Show more

Jools Holland unites a unique cast for one night only. Featuring performances by Bjork, The Breeders, Les Amazones D'Afrique, Deva Mahal, Hailey Tuck and Lump. Show more

Australian adventure film. David Martin, a professional tracker-assassin, is sent by a shadowy organisation to Tasmania in order to find and kill the last Tasmanian tiger. Show more

Drama about an Iranian man who returns to Paris to attend his divorce hearing and finds himself embroiled in the turmoil of his wife's new relationship. Show more