BBC

A satellite tag fitted to a hen harrier has stopped transmitting in the same mountains where eight tagged eagles "vanished", says RSPB Scotland.

Astronomers capture rare images of a white dwarf - before, during and after it exploded as a "classical nova".

Scientists have identified a new species of dolphin that lived 25 million years ago.

In its vision for the future of post-Brexit agriculture the Campaign to Protect Rural England says too much money is given to large-scale farms.

The large-scale, long-term decline in wild bees across England has been linked to the use of neonicotinoid insecticides by a new study.

The large-scale, long-term decline in wild bees across England has been linked to the use of neonicotinoid insecticides by a new study.

China successfully launches its first quantum-enabled satellite, named after the ancient Chinese scientist and philosopher Micius.

Results from a lab experiment have lent support to one of Stephen Hawking's most important predictions about black holes.

Professor Brian Cox has verbally sparred with a newly elected Australian politician Malcolm Roberts who believes climate change is a global conspiracy.

Scientists carrying out international nuclear fusion work are concerned dust from a planned quarry could affect their experiments.

British particle physicist Brian Cox verbally spars with a newly elected Australian politician who believes climate change is a global conspiracy.

Madagascar's conservationists work in secrecy to protect one of the world's most beautiful tortoises from poachers, writes journalist Martin Vogl.

Viruses are more dangerous when they infect their victims in the morning, a University of Cambridge study suggests.

Lonnie Johnson had an illustrious career as a nuclear engineer working on the Galileo space programme and the stealth bomber - but he is best known for creating a water pistol

Two-inch long fish have appeared in a garden in Banff.

An animal charity appeals against a court decision which ruled a monkey could not own the copyright to a selfie photograph it took.

Scientists find some rockhopper and Snares crested penguins travel 15,000km in six months.

About 200 baby Montserrat tarantulas have hatched at Chester Zoo - the first time the rare Caribbean spider has been bred in captivity.

Keepers at Chester Zoo have become the first in the world to successfully breed Montserrat tarantulas in captivity.

Time-lapse footage has captured the Perseid meteor shower over Spain.