BBC

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.

Swedish activist Greta Thunberg says she does not think Glasgow's COP26 summit will lead to "much results".

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.

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.