World's largest volcano beneath Yellowstone National Park could be dying, scientists say.
Best photos of the day: 25 March 2014.
There are a few things Shell should consider before trying to divest way out of trouble in Niger Delta.
Scientists discover surprise climate change winner in long-tailed tit.
Best photos of the day: 24 March 2014.
A wall of mud, trees and debris destroyed as many as 30 houses and killed at least eight people.
Barge carrying 1 million gallons of oil is leaking after collision in Gulf of Mexico.
Three people killed and eight injured in landslide north of Seattle, Washington
The World Water Day 2014 is observed on 22 March.
Ohio University scientists have found the oldest definitive fossil evidence of modern, venomous snakes in Africa.
A photography contest that celebrates the creative use of daylight.
Authorities in Guizhou province to manufacture canned fresh air to increase tourism.
One billion people around the world do not have access to safe drinking water.
Man's dying wish honoured to say goodbye to animals he cared for his entire life.
Best photos of the day: 21 March 2014.
Gay sexual activity has been recorded in almost 1,500 species of animals from beetles to bison
Study shows decomposition of leaves and plant matter has slowed following Chernobyl nuclear disaster.
Best photos of the day: 20 March 2014
Researchers from University of Utah name 500lb bird-like creature from the Dakotas 'Anzu Wyliei'
Scientists put forward new theory as to why Earth doesn't get too cold like Mars or Venus
Spring Equinox will happen at 4.58am tomorrow morning.
Vivienne Westwood addressed hundreds of anti-fracking protesters at a 'carnival' outside the Shale Gas Forum.
Polar bear Giovanna shows her babies around their enclosure at Tierpark Hellabrunn zoo in Munich, Germany
Best photos of the day: 19 March 2014
Getty images photographer Matt Cardy returns to the village of Moorland now floodwaters have receded.
Forthcoming UN report warns of extreme reality facing mankind due to climate change.
British Antarctic Survey scientists discover moss frozen in time for 'longer than anything' reported before.
Best photos of the day: 17 March 2014.
Drivers will only be allowed to use cars on alternate days as pollution reaches dangerous levels.
Scientists examine 1,000 year climate history of western tropical Pacific Ocean.