Repeats are not indicated.
6.05 The Clinical Psychologist (S)
5847504 6.30 The Chemistry of Life and Death (S) 2250059 6.55 The Search for Reality (S)

Exploring the mathematical world. Chancers. How to improve the odds on picking a winner, be it a greyhound or a partner.

World within World. The late Dr Jacob Bronowski tells how atoms, electrons and neutrons were discovered. (R)

A beginners' course. (R)
BBC Course Packs: Talk Spanish book, £6.99; book and cassette pack, £14.99

Ends 11.00,
Noah's Island Polar-bear animated tales. (R) (S)

More mischief with the rebellious boy. (R) (S)

Comedy drama about a girl who finds a life-altering opal. (R) (S)

The boy from the spaceship wreaks havoc on the island. (R) (S)

Animation about a masked superhero. A gypsy with plans for the mask sells Stanley a love potion. (R) (S)

Allen helps Josh become a better baseball player.

Hilary Gets a Life. Hilary begs
Will for help when the exaggerated claims on her CV land her a top cateringjob. (R) (S) Another episode tomorrow at 6.20pm

Game show, with Declan Donnelly and Ant McPartlin.
(R) (S) (W)

With Steve Rider and Hazel Irvine.
12.15,4.00 Motorsport Live action from Donington of rounds 17 and 18 of the British Touring Car championship. Commentary by Charlie Cox and John Watson.
1.00 Athletics Focus Roger Black introduces highlights of the US Olympic trials, where the main event was the face-off in the 200m between Olympic gold medallist Michael Johnson and world champion Maurice Greene. Commentary from Stuart Storey , Paul Dickenson and Steve Cram. Athletics from Stockholm Tuesday at 6pm
1.40,5.00 Swimming Sharron Davies introduces coverage of the British Olympic swimming trials in Sheffield. Among those harbouring hopes of Olympic glory will be Sue Rolph , James Hickman and Mark Foster.
Jon Champion and Adrian Moorhouse provide the commentary.
2.05, 2.40, 340, 3.40 Racing Clare Balding introduces four races on what is a new day's racing on the Ascot calendar.
The main race is the Hong Kong Jockey Club Sprint at 3.15. Jim McGrath , Willie Carson ,
Jimmy Lindley , Graham Rock and Angus Loughran commentate.
2.25 British Olympic Association
Magazine The latest news on the team's preparations for Sydney.
2.55,3.25 Motorcycling Action from Oulton Park of rounds 13 and 14 of the British Superbike championship. Commentary by Barry Nutley and Roger Burnett. TV presentation (motorsport) Mark Wilkin and Ken Burton (W)

A rerun of the six-part series in which Ray Mears ventures into inhospitable places and reveals the secrets of survival. The Jungle. The intrepid Mears takes to the jungle of south-west Costa Rica where he obtains all he needs from the trees and plants of the rainforest. He also tells the story of former Japanese PoW Jim Bradley , who survived an eight-week ordeal after escaping the Burma railway in 1943. Director Andrew Graham Brown ; Series producer Dick Cotthurst
(R) (S) (W)

Think Tank. A group of intelligent beings from a small exotic alien ship, known as a "think tank", offers to help Janeway escape a difficult situation in exchange for Seven joining their small community of thinkers.
The original series of Star Trek continues on Wednesday at 6pm (S)

Continuing the documentary series on the history of money. Risky Business. Tonight, Peter Jay reveals the story of the world's first entrepreneurs, unearthing 1,000-year-old documents about the lives of Jewish merchants who traded under Islam. He also travels through Italy where, in the Middle Ages, governments first spotted the potential benefit of backing business.
Producer Adam Salkeld ; Series editor Barbara Want (S) (W)

The series in which professionals reveal the tricks of their particular trade. (R) (S)

Spaghetti western starring Henry Fonda ,
Claudia Cardinale , Jason Robards and Charles Bronson. A cold-blooded killer is hired to ensure the progress of the railroad. Standing in its way is recently widowed
Jill McBain , whose property has a water supply that is vital for the venture. Widescreen.
Director Sergio Leone (1968,15) (S) (W) Films: pp 60-68 *****

Crime drama starring Gene Hackman. Harry Caul is a professional eavesdropper, a wire-tapper and industrial spy for hire. He is also an intensely neurotic man, obsessed by his work and his own privacy. Following a particularly difficult job in San Francisco, he believes a young couple are about to be murdered, gradually becoming embroiled in a mystery even more complex and dangerous than he anticipates. Widescreen. Ends 1.30am.
Director Francis Ford Coppola (1974, 15) (S) Films: pp 60-68 *****
The Reel Story behind...: page 56

Repeats are not indicated.
Teenagers and Families 2.00 Today's Family 1 - exploring the changing family, and a look at step-parenting and adoption. Languages 4.00 Italianissimo (partsl-4) for beginners. Working in Sport and Leisure 5.00 Computer Skills: practical advice regarding IT skills in sport and leisure.
Open University 6.00 News Stories: trainee journalists and The Day Today team talk about the way television news gets made. (S) 38561 6.30 Windows on the Mind: how drawings by Aboriginal children in Australia's Northern Territory raise questions about child develoopment. Ends 7.00am. (S)