The latest stories from the Science & Environment section of the BBC News web site.
Updated: 47 min 40 sec ago
The best image ever acquired of Ceres, the largest asteroid in the Solar System, is now in the hands of science.
England's natural environment is in decline and its deterioration is harming the economy, an independent advisory group warns.
Astronomers say they have discovered a gigantic ring system around a distant planet - the first such structure discovered outside our Solar System.
Scientists who tracked the large asteroid 2004 BL86 as it passed by Earth say it has a small satellite.
A two-year-old girl who was born with a serious heart defect has had a life-saving operation thanks to a 3D printer.
Scientists need to work together to capitalise on a growing body of evidence showing a link between biodiversity and human wellbeing, a US review suggests.
How to build the world's tallest lift
MPs overwhelmingly reject a bid to suspend fracking for shale gas - but agree to Labour proposals to impose new conditions.
A committee of MPs has called for a moratorium on shale gas fracking on the grounds that it could derail efforts to tackle climate change.
Extreme weather arising from a climate phenomenon in the Pacific Ocean will get much worse as the world warms, according to climate modelling.
New high-speed video footage suggests that the classic chemistry explosion of an alkali metal in water is driven by positive charges repelling each other.
Lance Armstrong says the time is coming when he should be forgiven, and tells the BBC he would do it again under the same circumstances.
A rhinoceros at Copenhagen Zoo in Denmark has given birth to a healthy male calf, the first to be born there for 35 years.
President Barack Obama is to propose setting aside the majority of Alaska's national wildlife refuge as a wilderness area.
Indian Prime Minister Narenda Modi and US President Barack Obama are holding talks on climate change.
An asteroid the size of a cruise ship should be visible above the skies of Wales as it grazes the earth in a sighting not expected again for years.
BBC Inside Out reveals a 'lost world' with the discovery of a remarkable submerged forest thousands of years old underneath the sea off eastern England.
Nasa's mission to Pluto gets under way in earnest as the New Horizons probe starts taking the pictures needed for July's close fly-by.
The US space agency's mission to Pluto is about to take its first pictures of the mysterious icy world.
RSPB Big Garden Birdwatch gets under way with thousands of people expected to record bird sightings in their gardens.