EU POLITIC

Fire engulfs Russian security building in Rostov-on-Don
Video shows building in the south of the country used by Russia’s Federal Security Service (FSB) alight.

 NATURE

In pictures: Top trunks
The Woodland Trust is calling on people to nominate England’s ’Tree of the Year’, in an effort to increase appreciation of Britain’s brilliant boughs.

 BUSINESS

The tiny diamond sphere that could unlock clean power
A diamond sphere made in Germany was key to December’s breakthrough fusion experiment in California.