BBC

Images of a starving Canadian bear go viral - but all may not be as it appears.

Feathered dinosaurs were covered in ticks just like modern animals, according to fossil evidence.

But the French leader says he will not agree to a demand that America's terms should be negotiated.

Adult golden eagles are unable to shift the timing of their migration, a North American study shows

Seabirds such as the kittiwake are being pushed to the brink of extinction, say conservationists.

A newly emerged volcanic island will help trace the Red Planet's water history and the search for life.

More than three times as many Americans are at risk of having their homes flooded than federal maps show.

Scientists think Hunga Tunga Hunga Ha'apai might hold clues on where to look for life on Mars.

Scientists have unveiled a detailed genetic map of Ireland, revealing subtle DNA differences that may reflect historic events.

Scientists say it could be the biggest breakthrough in neurodegenerative diseases for 50 years.

Scientists re-measure the tallest mountains in the Antarctic territory claimed by Britain.

Residents of an Australian town are being overwhelmed by thousands of flying foxes.

Collecting in the clouds: Remembering the British plant-hunters who diced with death to discover plants

More and more waste plastic is ending up in our oceans. How big is the problem and why is plastic such a threat?

Charlie Veron's been diving for 50 years and has discovered more than 20% of the world's coral species

Narwhals show a "costly" response to threats, raising concerns over how they will respond to increased human contact.

Orbital Micro Systems' demonstration weather satellite should pave the way for a network in the sky.

The remains of the extinct sea creature include an early form of the eye seen in many of today's animals.

Dr Julian Hume draws extinct animals with scientific accuracy

Astronomers discover the most distant "supermassive" black hole known to science.