10 February 2021
The world needs new vaccines to beat novel coronavirus variants, overcome delays and solve global inequality over vaccine access - here’s what’s in the works for 2021 and beyond
10 February 2021
The coronavirus vaccines won't work for everyone, but there are plenty of things we know can help with vaccine success, from sleeping well before a jab to avoiding doomscrolling afterwards and getting enough exercise
9 February 2021
Not everyone will have side effects such as a sore arm from a coronavirus vaccine, but that doesn’t mean it didn’t work. Antibody tests can confirm your immunity, but they must be the right kind
8 February 2021
South Africa has paused its roll-out of the Oxford/AstraZeneca vaccine because it might not be effective against the South African B.1.351 coronavirus variant – but it is still likely to limit the severity of covid-19
8 February 2021
Entomologists have relied on butterfly and moth specimens gathered by amateurs since the 1800s, but the decline of the hobby and a shift to photography could make conservation research more difficult
8 February 2021
Cream preserved in an ancient bronze jar shows that men in ancient China were using cosmetics 2700 years ago – and it was made using a soft white mineral found in certain caves
5 February 2021
Some tangles that look like knots are actually “the unknot”, which can be untangled into a simple loop, and a new algorithm has sped up the process of finding them
5 February 2021
Transient fairy circles – rings of grass that can morph into a bullseye shape – found in Chinese salt marshes can indicate that the ecosystem is resilient to climate change
5 February 2021
Mouse sperm carrying a certain genetic variant known as the t haplotype move faster and straighter than others – and it turns out they are trying to sabotaging their rivals
5 February 2021
Breaking the chemical bonds in large molecules to form a desired substance can be a fiddly task, but simply chucking molecules at a wall can get the job done
