BBC

Severe cold a million years ago forced our ancestors from the continent, but they adapted and returned.

Physicists believe that an unknown force could be acting on sub-atomic particles known as muons.

Virgin Galactic aims to fly an 80-year-old former Olympian, a mother and her daughter into space.

People have jumped into the sea to escape flames from wildfires being fuelled by hurricane winds.

A summit in Brazil sees the countries that share the Amazon basin agree only to a new alliance on the issue.

A passing hawk drops a serpent on Peggy Jones as she mows grass, leading to a three-way struggle.

It could result in customers receiving an average of £40 each, but there is no guarantee it will succeed.

Temperatures in excess of 40C are expected to hit much of the Iberian peninsula this week.

Flaming debris was seen blazing across the night sky in Melbourne on Monday evening.

The eight countries who share the rainforest are meeting in Brazil for a "milestone" summit.

Voyager 2 has restored its communication with Earth months earlier than expected.

The oceans are a vital regulator for the climate and our weather but are rapidly heating up.

Over the past decade, thousands have competed to kill some of the planet's biggest serpents in Florida.

The images captured by the James Webb telescope show the star in an unprecedented level of detail.

Juvenile killer whales in the Atlantic are learning a dangerous game by copying adults.

Essex Wildlife Trust says intact teeth, like the one found, are a "rare find".

Concern is mounting for workers across Texas unable to avoid the sun and scorching temperatures.

A signal sent in error left Voyager 2's antenna tilting the wrong way, severing contact with Earth.

Climate editor Justin Rowlatt on the challenge of how to warm the UK's homes - but not the planet.

Dartmoor National Park Authority win their appeal case against landowners to allow wild camping.