BBC

A mandarin duck has become an online and New York celebrity after mysteriously appearing in Manhattan.

Research by conservationists find that some of the most sustainable fingers are also the cheapest.

The Bank of England asks the public to nominate worthy candidates to feature on the new banknote.

A cattle farmer warns people about releasing balloons of remembrance after a calf tried eating one.

The UK has experienced hotter days and warmer nights over the last 10 years compared to previous decades

Some crofters have concerns about the impact the site would have on the environment and their rights.

Scientists set out to read the DNA of 1.5 million species, starting a "new chapter in biology".

Russian officials have been looking into why the rocket’s booster malfunctioned during a launch last month.

The Pacific island nation becomes the first country to impose a widespread ban on sunscreen products.

UK scientists demonstrate the practicality of identifying and counting whales from orbit.

The Earth is far more sensitive to fossil fuel emissions than previously thought, a study says.

Melting Arctic sea ice may be about to open up the Northwest Passage to cargo shipping.

Nasa's Kepler telescope, which has been looking for inhabitable worlds, has run out of fuel and will look no more.

Construction had halted in 2015 amid protests from native Hawaiians who consider the land sacred.

A team of UK scientists have claimed the record for decoding the world's longest DNA sequence.

The British-led mission to test techniques to clear up space junk initiates its second experiment.

America's audacious mission to "touch the Sun" has now got nearer to our star than any previous human-made object.

Brazil's highly biodiverse Cerrado is being destroyed for soybean production, conservationists say.

A WWF report blames "exploding consumption" for average losses of 60% among vertebrates since 1970.

Experts worry this will increase demand for the animals and jeopardise efforts to protect them.