17 July 2014
Europe's mission to land on a comet was always going to be difficult, but the pictures released this week of the giant ice ball illustrate just how daunting the task will be.
A new study says the production of beef is around 10 times more damaging to the environment than any other form of livestock.
A public review into the three person IVF technique has been broadly supportive, says the Department of Health.
Some seals prefer to forage for food at offshore wind farms, UK study suggests. BBC Nature
The demand for ship identification and tracking data acquired by satellites is growing rapidly.
The European Commission has responded to criticism of its billion-euro Human Brain Project, declaring confidence that objections will be satisfied.
UK Climate Secretary travels world in hope of paving way for emissions deal
The young medic who discovered the deadly Ebola bug
Ocean exploration is going further than ever
The beaches where Lego keeps washing up
Carbon dioxide turned into food for farmed fish
Europe develops advance unmanned combat planes
One of Britain's rarest butterflies is given a new home
The man making art from the bones of ocean giants
Does disappearance of wild honeybees matter? BBC Nature
Can we really have a spaceport in Britain by 2018?
Is there any science behind Planet of the Apes?
Designing the inside of a 1,000mph car
Is China revolutionising high-speed rail travel?
Is the Higgs boson made up of other particles?
Lyse Doucet follows the lives of six Syrian children as they cope with the war