Food and water were thought to be the main ways humans are exposed to PFAS, but study points to risk of breathing them in.

Some females found to have evolved to have bright plumage, which seems to protect against male aggression, study suggests.

Whatever Biden review finds, the cause of the pandemic lies in the destruction of animal habitats.

If SUV drivers were a nation, they would rank seventh in the world for carbon emissions.

New analysis finds chemicals tested on animals in moisturisers, lipsticks, hair conditioner and sunscreen, despite ban.

Australian psychologist Steven Taylor published what would turn out to be a prophetic book, and it has become like a Lonely Planet guide to the pandemic.

Didier Raoult, who promoted hydroxychloroquine treatment, may not be able to continue his research.

Former slave who rose through the social ranks was interred at necropolis of Porta Sarno before AD79

The famous number has many practical uses, mathematicians say, but is it really worth the time and effort to work out its trillions of digits?

We are told not to worry about breakthrough cases because they are 'mild' - but long Covid is anything but mild

Researchers blame lack of stimulation as parents balanced childcare with working from home.

Official records contrast with witness evidence of loneliness and physical decline among older people in Georgian society

Intergovernmental Panel on Climate Change states every corner of the planet is already being affected and it could get far worse.

Report warns temperatures likely to rise by more than 1.5C bringing widespread extreme weather.

A shutdown would have devastating global impacts and must not be allowed to happen, researchers say.

A team of investigators used enhanced carbon dating methods to examine human remains from the site in Peru.

The analysis draws on public health studies that conclude that for every 4,434 metric tons of CO2 produced, one person globally will die.

Researchers behind estimate say more needs to be done to raise public awareness of link

Doctors say children haven't been exposed to range of bugs due to lockdowns, distancing and sanitiser and their immune systems are suffering.

Research combines data from fossils with climate models, revealing the effect of climate on body and brain size.

The drive for more women and greater diversity in the space sector will lead to new ideas and innovations, from spacesuits to toilets and beyond.

Remains of man found in Latvia had DNA fragments and proteins of bacterium that causes plague

Remains with combination of Neanderthal and early human features date back 100,000 years.

Change.org effort that says 'billionaires should not exist' has gathered tens of thousands of signatures