Superconductivity

Before Misha Glenny's first edition on 15th January, BBC Radio 4's flagship news programme Today has brought Melvyn Bragg and Misha Glenny together so they can share their ideas about In Our Time's success and discuss what, if anything, will change with Misha. While Justin Webb c ...  Show more

To celebrate Melvyn Bragg’s 27 years presenting In Our Time, five well-known fans of the programme have chosen their favourite episodes. The singer Joan Armatrading has selected the episode about Charles Dickens and recorded an introduction to it (this introduction will be availa ...  Show more

If superconductors — materials that conduct electricity without any resistance — worked at temperatures and pressures close to what we would consider normal, they would be world-changing. They could dramatically amplify power grids, levitate high-speed trains and enable more a ...

Few topics have captivated the imagination of scientists like superconductivity. In this episode, we cover the history of superconductors starting with the Gentleman of Zero Kelvin himself. We discuss applications of superconductors for high-speed trains and more and even chat ...

Melvyn Bragg and his guests discuss the science of matter and the states in which it can exist. Most people are familiar with the idea that a substance like water can exist in solid, liquid and gaseous forms. But as much as 99% of the matter in the universe is now believed to exi ...  Show more

Melvyn Bragg and his guests discuss dark matter, the mysterious and invisible substance which is believed to make up most of the Universe. In 1932 the Dutch astronomer Jan Oort noticed that the speed at which galaxies moved was at odds with the amount of material they appeared to ...  Show more