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Adam Rutherford reviews this year's Nobel science prizes, and talks to Professor Venkatraman Ramakrishnan, a 2009 laureate and president of the Royal Society, about the experience of being tipped as a Nobel winner. This can included a stressful condition known as Pre-Nobelitis and having unidentified Scandinavians turn up in the audiences of your scientific talks.

The Japanese space probe Hayabusa 2 dropped an exploratory robot onto the surface of the asteroid Rguyu early on Wednesday morning. The autonomous probe is called MASCOT. With 16 hours of battery life, it landed at one spot on the asteroid's southern hemisphere, took a slew of data and then jumped to another location for more image-taking, temperature and magnetic measurements and chemical analyses of the rocks. MASCOT project manager is Dr Tra-Mi Ho of the German Space Agency.

A critical meeting of the International Panel on Climate Change is underway in South Korea. Scientists and government representatives aim to finalise a policy road map to limit global warming to a 1.5 degree C increase by the end of the century. 91Èȱ¬ News environment correspondent Matt McGrath is reporting from the meeting and explains why 1.5 degree C and not 2 degrees is the new preferred target for many scientists and nations. But will scientists and policy makers from around the world see eye to eye?

Physicist Helen Czerski provides Adam with a final report at the end of her 8 week expedition at the North Pole which aimed to explore the interactions of water, ice, atmosphere and life in shaping Arctic weather and climate. The adventure ended with a crunch and the loss of thousands of pounds worth of scientific kit.

Producer: Andrew Luck-Baker