A severe cold spell is gripping parts of central and eastern Europe.
Japanese firm Tepco erecting underground wall of soil to stop radioactive waste escaping.
Best photos of the day: 29 January 2014.
Air pollution in China is getting worse, Beijing admits.
Such weather, wow, says internet meme Doge on a new weather forecast website.
Best photos of the day: 28 January 2014.
Top headlines and news on January 28, 2014.
Solutions to the pollution problem in China include bicycles that purify air.
Best photos of the day: 27 January 2014
A 'mini-tornado' in Chobham lifted feral cats 'six feet in the air', an eyewitness has said.
A large shark has been killed off the western coast of Australia, to the shock of environmentalists worldwide.
Heavy rain and strong winds forecast across the country on Sunday.
New report claims dangerously high air pollution in towns and villages is causing ill health and premature death among locals.
Council chiefs hit out at Government for lack of support in flood-hit areas.
Met Office has issued weather warning for heavy rain and strong winds across much of United Kingdom.
More than 150 winter swimmers jumped into Copenhagen harbour baths on Thursday (January 23) evening at an event launching Copenhagen's year as 'European Green Capital', an award given to the Danish capital by the European Commission.
The combination of animals found in western Mongolia and southern Russia are similar to glacial communities.
Best photos of the day: 24 January 2014
St Basil's Cathedral toytown, thirsty snail and a crime lord's funeral.
Biologists' top finds of previously unknown species discovered in recent years.
Declining bee populations have raised concerns about long-term food security given their role in pollination of agricultural crops.
UK can expect high-speed winds and freezing temperatures across whole country.
Mysterious creature of the deep was caught in trawl nets at shallower depth than usual
Scientists have discovered a new species of river dolphin for the first time in 100 years.
Jason Hawkes is one of world's most prolific and sought-after aerial photographers.
Best photos of the day: 23 January 2014
In pictures: the storm that hit the US, dumping nearly a foot and a half of snow and grounding thousands of flights.
Sharks, rays and chimaeras are at a risk of extinction within a few decades, a new study reveals.
Best photos of the day: 22 January 2014
Mystery slime appeared following UFO sighting near Ham Well nature reserve.