6.00 Engineering Mechanics Solids and Fluids - aerodynamics and streamlining.

6.25 Maths Networks and Matrices - how to combine matrices.

6.50 Managing in Organisations Diagrams- making sense of a complicated problem.

7.15 Dialogue in the Dark - dramatisation of James Boswell's visit to the philosopher David Hume as he lay on his death bed. Subtitled

7.40 OU All Hours - what a week at a science summer school is like.

8.05 The Victorian High Church - a look at the architecture of a London Church.

8.30 TV - Images, Messages and Ideologies - exploring messages transmitted through television news and soap operas.
(Subtitled)

9.20 Pyramids, Plato and Football - what links the pyramids, footballs and the roof of a Manchester Airport terminal?

9.45Teletel - the French attempt to put a computer terminal into every home.

10.10 Powers of the President Constitution and Congress - the constraints on presidential power in the USA. Subtitled

11.00 The Right Course for You? ― choosing the right Open University course.

11.25 Clayoquot Sound-the Final Cut? - the disappearing rainforests of Canada's west coast.

11.50 Healthy Futures Whose Views Count? - deciding whose views on health should matter.

Practical ways to find and watch wild animals, insects and birds. This week, Simon King takes a look at terns, polecats and the giant hogweed. Nick Baker demonstrates how the choice of colour for clothes can attract different insects, plus news of National Wildlife Week.
Shown yesterday (Stereo)

Western, continuing the Saturday Matinee season.
Starring Randolph Scott, Ruth Roman
Colt gun salesman Steve Farrell is demonstrating the new rapid-fire .45s when they are stolen by outlaw Jason Brett. Farrell sets out to recover the deadly weapons and put an end to Brett's rampage of robbery and murder.
(1950) Subtitled
See Films: pages 57-64 ***

Semi-final coverage of the Stella Artois Grass Court Championships from Queen's Club, London. Past winners include John McEnroe, who held the title a record four times, Jimmy Connors and Ivan Lendl. Last year, Pete Sampras won the title for the first time, against Frenchman Guy Forget. The players seeded to beat him this year were Thomas Muster, Boris Becker and Goran Ivanisevic. Commentary by John Barrett, Mark Cox, David Mercer and Bill Threlfall. Introduced by Sue Barker.
(Stereo)

Live coverage of the one-hour qualifying session forthe Canadian
Grand Prixfrom Montreal. Commentary by Murray Walker , Jonathan Palmer and Tony Jardine. The race can be seen live in Sunday Grandstand, tomorrow at 5.45pm on BBC2.
Producer Mark Wilkin ; Executive producer Jim Reside

Highlights of this morning's military spectacle in London. Julian Tutt describes the scene on Horse Guards Parade and the fly-past by the RAF, watched by members of the royal family from the balcony of Buckingham Palace.

This animal documentary follows a baby elephant, Aliya, in Sri Lanka as it becomes separated from the main herd and faces dangers. Aliya is befriended by a youngfarm boy, who helps the animal back to the wild. DirectorSimon King; Producer John King

Starting ten-week series in which musicians tell the story of rock music from its origins in the Mississippi Delta to the global domination it enjoys today.
In the fifties, a new musical force appeared, shaking up clean-living America - rock 'n' roll. Following Fats Domino's lead, Little Richard burst onto the scene in New Orleans. In Memphis, the new music also emerged, and a young Elvis Presley recorded his first songs. Featuring interviews with Little Richard, Bo Diddley and Chuck Berry. Bo Diddley also performs in Later with Jools Holland, tonight at 11.50pm. See today's choices.
INFORMATION: about the series can be accessed on the Internet at [web address removed]
BBC BOOK: a book accompanying the series Dancing in the Street: a Rock and Roll History is available from booksellers.
Awopbopaloobop... : page 21

Drama, concluding the season of Screen Two presentations.
Starring Charles Dance, Clive Owen, Miranda Richardson
At the close of the 19th century, Paul Reisner is one of an elite group of young doctors working on the cutting edge of medical research, under the leadership of Professor Mandry. Paul shows every sign of a brilliant career, and falls in love with Clara, a laboratory assistant. But his world is shattered when he makes a startling discovery about the professor.
Director Stephen Poliakoff 993, 15)
♦ See Films: pages 57-64 *** * Charles Dance's Kind of Day: page

At the end of the 19th century, Paul Reisner is one of an elite group of young doctors working on the cutting edge of medical research who makes startling discovery about his professor.

Last in the current series of music shows hosted by pianist Jools Holland. Tonight's programme features Texan rockers ZZ Top performing songs from their latest album Rhythmeen. There's a rare appearance from Bo Diddley , with songs from his first major studio album in 20 years. Other guests include the successful new indie band the Bluetones and London's Stereolab.
Director Janet Fraser Crook ; Producer Mark Cooper Stereo......
(PDC 11.50-12.55 809405)

Jools is joined by ZZ Top, The Bluetones, Bo Diddley, Nigel Kennedy, Stereolab, Bert Jansch and Altan.

Drama, continuing the season of films by the great film director Luis Bunuel.
Starring Catherine Deneuve, Fernando Rey, Franco Nero

Toledo, 1929: orphan Tristana goes to live with her guardian, Don Lope. When his fatherly affection becomes desire, Tristana submits to his advances - until she falls in love with a young artist.
In Spanish with English subtitles.
(1970, PG)
The Luis Bunuel season continues with That Obscure Object of Desire on Friday at 12.40am on BBC2.
See Films: pages 57-64 *****
(PDC 12.55-2.35)

Followed by Weatherview

Second in a series of recitals. Tonight, horn player David Pyatt , the Young Musician, plays music by Marin Marais and Cherubini, accompanied by pianist Martin Jones.
Director Bob Coles
Event sponsored by Lloyds Bank
(PDC 2.35-2.50 2322852.)