It has been just over five years since the beginning of covid-19
The coronavirus behind covid-19 has infected most people in the world, killing around 15 million people and leaving about 400 million individuals with long-term health problems. It also caused the biggest economic downturn since the Great Depression of the 1930s. Despite all this, it could have been much more devastating.
“On the scale of pandemics, covid-19 was moderate,” says Mark Woolhouse at the University of Edinburgh, UK. “There will be others, and they very easily could be an awful lot worse than the one we had. This…
We can build quantum computers using the rules of special relativity
The odd effects of special relativity can be harnessed to build quantum computersYuichiro Chino/Getty Images Special relativity could be harnessed...
New colour seen for the first time by tricking the eyes
Our retinas could be made to see a vivid shade of blue-greenMikeCS images/Alamy Five people have witnessed an intense green-blue...
Vegan diets have good levels of key amino acids, but there’s a catch
It isn’t necessarily easy to absorb important amino acids from vegan foodsSolStock/Getty Images While most vegans eat enough protein, it seems many...
US military launches initiative to find the best quantum computer
The control room at quantum computer start-up QuantinuumQuantinuum The US military has launched an effort to determine who may be...
