Today’s physics news: Thursday, 15 October

Half of students achieve GCSE benchmarks

A total of 49.7% of students achieved the minimum level expected by the government – up 2.1 percentage points on last year.
BBC News

US aims for bilateral climate change deals with China and India

The Obama administration is hoping to win new commitments to fight global warming from China and India in back-to-back summits next month, including the first Indian emissions trading scheme.
The Guardian

Arctic will be ice-free in summer within 20 years

A new Cambridge University study predicts ice-free summers by 2030
The Times
BBC News