BBC

Why red squirrel numbers are boosted by the activity of their natural predator, the pine marten.

Britain's carbon emissions have sunk to the level last seen in 1890, helped by reduced coal use.

The next phase of the Iris project to streamline European air traffic management is initiated.

Four dementia scientists share this year's 1m euro prize for their pivotal work.

Sudan, whose future was "not looking bright", rallies slightly as his carers treat his wounds.

A family found the message, dropped in 1886 by a German ship, on a remote beach in West Australia.

The aircraft carrier USS Lexington went down in the 1942 Battle of the Coral Sea, with 216 lives lost.

Waste consultancy Eunomia claims English packaging firms need to step up on recycling rates.

A British designer wants used gum recycled into useful objects - also leading to cleaner streets.

A report has said the south Indian city is likely to run out of water - but is this really the case?

A breakthrough in materials technology could see fast-charging supercapacitors rival lithium-ion batteries.

The Bloodhound supersonic car will produce a huge amount of noise when it starts running later this year.

Fossil gives a peek into the lives of primitive birds that shared the Earth with the dinosaurs.

Nearly a fifth of European beetles that live in old and hollowed wood are at risk of extinction.

Since the beginning of the year, Nigeria has been gripped by an outbreak of the deadly Lassa fever.

Consumers don't have to pay an additional price for getting their food in environment friendly packaging.

The body-hackers who believe chips under the skin could replace keys and wallets in future.

Police in Honduras arrest the suspected mastermind in the murder of Berta Caceres.

Two genetic studies has shed light on the epic journeys that led to the settlement of the vast Pacific region by humans.

Storm Emma combined with snow has been causing havoc across the UK.