BBC News

The expansion of dragonflies across Britain and Ireland is an indicator of climate change, say experts.

Vaccine inequality and travel challenges risk excluding many delegates from poorer nations.

They're not coming through the windows - they were already inside.

Scientists fear four species are already extinct but say urgent action can save others.

Artists should swap private jets for trains among recommendations from climate scientists.

Extinction list update reveals mixed news for marine life, as world conservation summit open in France.

Trees are part of the solution for climate change, but are we felling more than we are planting?

A new study by NatureScot looked at 11 species of breeding birds in Scotland over the last 35 years.

A drone filmed what the paddle boarder, out on the water on her birthday, calls a "magical moment".

A new study connects the heating of the Arctic region to extreme winter weather in the US.

Envoy John Kerry's 'it's more important than politics' appeal falls on deaf ears.

An angry starling and a lounging bear were also among the competition finalists.

Aerial photographs reveal damage and flooding in parts of Louisiana following Hurricane Ida.

The majority of in-flight systems on the ISS have passed their expiry date, an official warns.

A selection of the winners in this year's Bird Photographer of the Year competition.

Floods, storms and extreme events increase five-fold but the number of people dying in them fell.

Experts say 17,500 tree species are at risk around the world, including magnolias, oaks and maples.

Both beauty and beast. A Sabethes mosquito is visually stunning but it's also a carrier of disease.

A firm wins a court order amid claims protesters are conducting a "vicious" intimidation campaign.

Speaking ahead of Glasgow's COP26, the activist says no country in the "global north" is doing enough.

The highly polluting fuel has contaminated the atmosphere, water and crops for nearly a century.

The former boss of blood testing company Theranos is accused of fraud and could face years in jail.

Hurricane Ida made landfall on the US state of Louisiana, on the 16th anniversary of Hurricane Katrina.

More efficient planes and sustainable fuels could lower air travel's impact, but not for a while.

How bird feeding could disrupt an ecological balance just beyond our windowsills and gardens.

The office that oversees US spy agencies could not establish how the coronavirus pandemic began.

They say a tiny island off Greenland's coast was discovered by luck during a recent expedition.

BBC Reality Check looks at whether it's possible to buy your way out of creating harmful greenhouse gas emissions.

The three-metre whale was found in Egypt and has been named after Anubis, the ancient god of death.

Scientists say light pollution is a factor driving "worrying" declines in local insect populations.

It is believed to be the first time this behaviour of giant tortoises has been documented.

"The window of opportunity" for crucial studies into how the Covid-19 pandemic started is closing, scientists say.

Temperatures in Europe in 2020 broke the previous high mark by a worrying margin say scientists.

Plans to decarbonise homes are too complicated and confusing, say consumer and industry groups.

The country is on the brink of experiencing the world's first "climate change famine", the UN says.

The UK government is seeking people's views on whether beavers should return to England's rivers.

UN experts say rapid innovative solutions are needed to end our dependency on fossil fuels. Could this new project provide an answer?

The high-speed evacuated-tube transportation company reveals its plans for passenger pods

Astrophysicist Dame Jocelyn Bell Burnell is only the second woman to be awarded the Copley Medal.

How people around the world are recycling plastic waste themselves and turning it into cool stuff.

Heavy rainfall that led to deadly floods in Germany and Belgium was influenced by human induced warming.

UN negotiators have resumed work on a plan to protect at least 30% of the world's land and oceans.

A new study asks if lifestyle changes including an end to flying will be necessary to reach net zero?

Babbling in baby bats bears a striking resemblance to human infants learning to talk, researchers find.

Rattlesnakes have evolved a clever method of convincing humans that danger is closer than you think.

Tracking devices show movements of curlew after their release into the wild.

A global treaty banning ozone-depleting chemicals in 1987 may have averted a climate catastrophe today.

A US science institute is on the verge of achieving a longstanding goal in nuclear fusion research.

Researchers capture some of the most detailed images ever seen of galaxies in deep space.

Kick-starting a hydrogen industry could attract billions in investment, the UK government says.