Alexa, do I have COVID-19?
Researchers are exploring ways to use people’s voices to diagnose coronavirus infections, dementia, depression and much more.
Water on Mars: discovery of three buried lakes intrigues scientists
Researchers say they have detected a group of lakes hidden under the red planet’s icy surface.
‘Apocalyptic’ fires are ravaging the world’s largest tropical wetland
Infernos in South America’s Pantanal region have burnt twice the area of California’s fires this year. Researchers fear the rare ecosystem will never recover.
Scientists use big data to sway elections and predict riots — welcome to the 1960s
A cold-war-era corporation targeted voters and presaged many of today’s big-data controversies.
Vaccines — lessons from three centuries of protest
Immunization has always been a proxy for wider fears about social control, a history reminds us
Microscopy illuminates charcoal’s sketchy origins
A large volume of charcoal sold in Europe comes from tropical forests and is often incorrectly labelled, raising questions about whether it was logged illegally.
How COVID-19 can damage the brain
Some people who become ill with the coronavirus develop neurological symptoms. Scientists are struggling to understand why.
The lasting misery of coronavirus long-haulers
Months after infection with SARS-CoV-2, some people are still battling crushing fatigue, lung damage and other symptoms of ‘long COVID’.
The Arctic is burning like never before — and that’s bad news for climate change
Fires are releasing record levels of carbon dioxide, partly because they are burning ancient peatlands that have been a carbon sink.
The controversial company using DNA to sketch the faces of criminals
Parabon Nanolabs shot to fame using DNA and genealogy analysis to solve cold cases. Then it had to change tack.