Ibibio Sound Machine at The Haunt, Pool Valley, Brighton on Friday February 6. Doors 7pm. Tickets £12. Call: 01273 606312

Having made their city debut at last year’s Brighton Festival Ibibio Sound Machine is back playing a mash-up of Ghanian high-life, disco and soul fronted by vocalist Eno Williams.

Arcadia at Theatre Royal Brighton, New Road. On until Saturday February 7 with shows at 7.45pm, a 2.45pm matinee on Sat. Tickets from £10.50. Call 08448 717650

Tom Stoppard’s time-travelling classic takes in chaos theory and advanced mathematics alongside the parallel tales of an 18th century student and two modern day academics on the verge of a major literary discovery.

 

The Argus: Harpin’ By The Sea at The Brunswick, Holland Road, Hove on Saturday February 7 at 8pm. Tickets £12/£10. Book: thebrunswick.net

The fifth annual harmonica festival Harpin’ By The Sea returns with Joe Filisko playing a headline set, supported by The Elevators and Goofer Dust.

The Holland Road pub will be hosting a series of harmonica workshops for all levels from 10.30am to 5pm, for £25/£20 per person.

 

The Argus: Edward Aczel: The Random Flapping Of A Butterfly’s Wings The Basement, Kensington Street, Brighton, Saturday, February 7, 7.30pm, £7.50/£6, 07800 983290 The anti-comic tests out material for his forthcoming Chaos Theory-inspired show, bringing maths, history and improv for beginners to life.

Cycle The Solar System Hove Seafront, Saturday, February 7, and Sunday, February 8, 11am and 2.30pm, £6, www.brightonscience.com Explore the solar system at 1:1,000,000,000 scale in a three-mile seafront bike ride with Nick Sayers.

Blackbird Film Festival at ONCA, York Place, Brighton on Friday, February 6, from 7pm, and Saturday, February 7, from 12.30pm. It's FREE but donations are welcome. onca.org.uk

Environmental campaigning art gallery ONCA is hosting a weekend of free film screenings drawn from the collection of late activist Adrienne Campbell.

On the bill are documentaries about dirt, holistic veterinary medicine, French “gleaners” and the impact of modern education on indigenous cultures.

 

The Argus: Ori Gersht: Don’t Look Back Towner, Devonshire Park, Carlisle Road, Eastbourne, Saturday, February 7, to Saturday, April 25, Tues to Sun and bank holidays 10am to 5pm. It's FREE. townereastbourne.org.uk

Israeli photographer and film maker Ori Gersht examines landscapes that have hosted past atrocities.

Evaders (2009) traces the final journey of German Jewish critic Walter Benjamin as he fled Nazi-occupied France, White Noise (1999-2000) records a train journey from Krakow to Auschwitz, and Liquidation and The Forest (2005) capture the Ukrainian towns where some of Gersht’s relatives escaped Nazi persecution.

Saturday Science For Girls and Biology Masterclass For Girls at Brighton And Hove High School, Montpelier Road, Brighton on Saturday February 7 at 9am. It's FREE. www.brightonscience.com

A chance for female physicists or chemists aged 15 and 16, and biologists aged 8 and 9 to explore the science lab. Booking essential.

 

The Argus: An Afternoon With Anita Harris at Royal Hippodrome, Seaside, Eastbourne on Sunday February 8 at 4pm. Tickets £15/£13.50. Call 01323 412000

Despite newspaper reports of her bankruptcy last month, former Carry On star Anita Harris is battling on with a show featuring both her favourite songs and stories from her 50-year career.

The Living Room at the Duke Of York’s Picturehouse, Preston Circus, Brighton on Sunday February 8 at 8pm. Tickets £15.50. Call 0871 9025728

Shane Meadows’s 40-minute documentary about his friend and regular collaborator musician Gavin Clark is followed by an intimate live set.

Clark, who has contributed to the soundtracks of Dead Man’s Shoes and This Is England, will be accompanied by Nick Hemming and Helen Whitaker of The Leisure Society, with a DJ set from Pablo Clements.