The latest stories from the Science & Environment section of the BBC News web site.
Updated: 36 min 40 sec ago
A new study of the universe's background light suggests that as many as half its stars might be hidden in the space between galaxies.
Norfolk gamekeeper Allen Lambert has been sentenced for what wildlife groups are calling the worst case of bird of prey poisoning recorded in England.
Observations of a cosmic confrontation between a huge gas cloud and the black hole at the centre of our galaxy spark a debate.
A gamekeeper convicted of "the worst case of bird of prey poisoning" recorded in England, according to the RSPB, is given a suspended sentence.
A fisherman captures images on his mobile phone of a humpback whale breaching in the sea off the Isle of Skye.
The Alma radio telescope has snapped the clearest ever image of planets forming around a very young star.
As everyone rushes to get the newest phones with the latest gizmos, the BBC's Tamasin Ford finds out what happens to all the old ones.
How do pharma firms make such fat profits?
A prototype inflatable incubator for prematurely born babies has been picked as 2014's winner of the James Dyson Award for engineering.
Space epic tests brain and stamina
Scientific names offer fresh perspective on natural world
A new study offers insights into the genetic changes that allowed land-dwelling animals to develop sex organs.
Two Vietnamese nationals in South Africa have been charged with the illegal possession of 41kg (90lbs) of rhino horn, police tell the BBC.
Where are we after release of final UN climate report?
Volunteers and residents in New Zealand manage to help free some pilot whales which had become beached in Ohiwa Harbour.
The shape of birds' eggs could have helped them survive the mass extinction event that killed off the dinosaurs, new research proposes.
Spending on flood protection in England is "insufficient" to maintain defences, the National Audit Office warns.
Using a remote-controlled vehicle disguised as a penguin helps researchers study shy emperor penguins up close.
A video of astronaut Chris Hadfield singing David Bowie's song on board the International Space Station is back online
The landing site on a comet to be targeted by a European robot next week is named "Agilkia" following a public competition.