article 16 April 2014 World, Ukraine
The tension between Russia and Ukraine increases as armed men presumed to be pro-Russian activists enter the town of  Slaviansk in troop carriers (Reuters)
Nato steps up pressure on Russia over Ukraine

Ahead of a conference on the Ukraine crisis, Nato says it will reinforce its forces in eastern Europe, with "deployments at sea, in the air, on land" within days.

post 16 April 2014
Read more on Liam's blog A volcano, cyclone, dust storm and Grand Canyon from space

As we go about our daily lives on the surface, satellites orbit the earth, constantly snapping images from space of our planet below.

article 16 April 2014 World, South Africa
Oscar Pistorius is hugged by a supporter outside court (R)
Oscar Pistorius murder trial - latest updates

Oscar Pistorius stands trial for the murder of his girlfriend Reeva Steenkamp, in South Africa's trial of the century. Follow Channel 4 News for the latest updates from Pretoria.

post 16 April 2014
Read more from Lindsey Hilsum on her blog Bread not bullets: Ukraine's locals and soldiers against war

As we saw the crowds gathering round the Ukrainian armoured personnel carriers parked near the railway tracks in Kramatorsk we thought we might encounter a hostile crowd.

article 16 April 2014 World, South Korea
South Korea ferry (Reuters)
South Korea: hundreds still missing after ferry sinks

Rescue teams resume their search for nearly 280 people - many of them school children - after a ferry capsizes and sinks in South Korea.

article 16 April 2014 World, Ukraine
Facebook and its role in Ukraine's unrest (Getty)
by Why Ukraine's interior minister is on Facebook

It is not just protest groups using social media nowadays: governments are getting in on the act - and in unstable eastern Ukraine, Facebook has become a tool of conflict.

article 16 April 2014 UK, Afghanistan
Hekmatullah Wahidi
Afghan translator faces 'certain death' if he returns home

Former US Army interpreter Hekmatullah Wahidi learns this week if he can appeal his deportation from the UK. But if he returns to his native Afghanistan, he is "certain" the Taliban will kill him.

video 15 April 2014 World, Ukraine

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Follow the money: debate on sanctions against Russia - video

Author Ben Judah tells Channel 4 News Britain is a "financial superpower" that could cope with sanctions against Russia that affect the City.

article 15 April 2014 UK, Russia
Vodka shots with caviar (Reuters)
Will sanctions against Russia hurt the UK economy?

William Hague says Britain will back sanctions despite the risks to the City. But has the importance of Russian money to the British economy been overstated?