The ghost of Christmas yet to come

We explore the potential and the challenges for Arctic shipping. As global warming causes sea ice to retreat, passages are opening up through this vast frozen Arctic Ocean. We explore what these routes are, who’s using them, and examine the players with big ambitions to develop t ...  Show more

Cuba is in the grip of a deep economic crisis. The country’s communist government says it will open up the struggling economy to greater private investment in an effort to tackle it. But will these reforms be enough? And can they happen quickly enough to slow the record number of ...  Show more

Could human engineering stabilise the Earth's climate and chemistry in the long term? Tim Lenton of Exeter University explains why the Gaia hypothesis is the key to understanding the future of life on Earth. But what about life beyond Earth? Justin Rowlatt speaks to astronomer Li ...  Show more

Melvyn Bragg and guests discuss the significance of fossils. In the middle of the nineteenth century the discoveries of the fossil hunters used to worry poor Ruskin to death, he wrote in a letter in 1851, “my faith, which was never strong, is being beaten to gold leaf…If only tho ...  Show more

The origin of all complex life has been traced back 1.6 billion years as new molecular fossil records have discovered the fatty stains that our ancient single celled ancestors have left behind. Jochen Brocks, Professor of Geobiology at Australian National University, discusses th ...  Show more

The odds of becoming a fossil are vanishingly small. And yet there seem to be an awful lot of them out there. In some parts of the world you can barely look at a rock without finding a fossil, and museum archives worldwide are stuffed with everything from ammonites to Archaeop ...