Exploring the Universe

To mark the 50th anniversary of the first manned spaceflight, Science Oxford Live invited Dr Marek Kukula from the Royal Observatory, Greenwich, to explore what astronomers have learnt since then. Be prepared for exploding stars, a moon where liquid methane rains from orange clouds, and a monstrous black hole at the centre of our Galaxy!

The Age of the Laser

Half a century since they were invented, lasers are now used in millions of appliances worldwide. But scientists also use them to solve the biggest problems in modern science. Dr Kate Lancaster has already amazed viewers on BBC4 with the Beauty of Diagrams, and she will describe the incredible things that lasers can do.