Denmark announces cull of 15 million mink over Covid mutation fears

Mutated virus infects 12 humans, sparking concerns that effectiveness of future vaccine could be affectedCoronavirus –…

The tardigrade in the ice hole: how extreme life finds a way in the Arctic

Tiny organisms nicknamed water bears offer clues about possible alien life but the changing climate means…

Lemon juice, legumes and local activism: what green habits have you adopted in 2020?

Guardian supporters around the world tell us about the sustainable lifestyle changes that they have committed…

Coronavirus live news: Belgium's death toll passes 10,000; Ukraine records daily cases high

Belgium records 14 new deaths, taking toll to 10,001; Ukraine registers record 4,027 cases; India’s pandemic…

Covering the race for a Covid vaccine: 'The speed of progress is astonishing'

The Guardian’s health editor surveys the remarkable global efforts to develop effective protection against coronavirus Incredibly…

Hands, face, space? Johnson's Covid message has got priorities wrong, scientists warn

Physical distancing, far more than washing hands, is the most critical factor in preventing spread of…

'Why wait for it?' How to predict a pandemic

Strides are being made towards an open access atlas that could predict where dangerous animal-borne viruses…

Coronavirus live news: India sees another daily cases record; illegal protests in Melbourne

India racks up another 97,570 infections; police disperse demonstartors in Victoria; Brazil deaths climb past 130,000.…

How the race for a Covid-19 vaccine is getting dirty

Scientists worldwide are working against the clock to find a viable coronavirus vaccine – but are…

Coronavirus live news: Hong Kong man's second Covid-19 infection gives rise to immunity concerns

Man cleared of virus in April but has now tested positive again; France to impose reciprocal…