BBC

Researchers believe a galactic "monster" is a source of cosmic neutrinos detected on Earth.

Campaigners say that what appears to be a rare blue whale has been killed by Icelandic whalers.

Dolphin spotters on a boat trip were surrounded by thousands of jellyfish near New Quay harbour.

Threatened coral reefs can be protected by eradicating destructive rats that have invaded tropical islands, scientists say.

Young drivers increasingly want to buy electric cars - but myths are still deterring older drivers, survey shows.

Can we use roads to generate power, make toilet paper and help increase the bee population?

Scientists say they've found the earliest evidence of a human presence outside Africa.

Watch the 10,000-tonne hull of Britain's new polar ship being moved into position for launch.

Weeks of dry weather cause water levels at Spelga Dam to drop, exposing a hidden history.

Whale bones unearthed at Roman ruins suggest whales were present around the shores of the Roman Empire.

Travelling in time might sound like fantasy, but some physicists think it might really be possible.

Rivers overall are getting cleaner, but water firms still need to do better, the Environment Agency says.

Victoria Gill joins scientists trying to find out how wildfires affect the air we breathe.

It will be the first privately-funded unmanned spacecraft to land on the lunar surface.

The UK's new £200m polar research ship is on the slipway ready to go in the River Mersey.

Discovery of "first giant" shows how and when dinosaurs grew to such massive proportions.

Campaigners find many legally sold antique ivory trinkets in Europe come from recently killed elephants.

Laura Foster explains how the Novichok nerve agent works and what to do if you think you've been exposed to it.

The overwhelming majority of krill companies are to stop fishing in vast areas of the Antarctic Peninsula.

A boy who jumped off a cliff into water in Llanberis escaped injury when rocks fell in after him.