News
- Quantum Physics
Quantum mechanics means some black hole orbits are impossible to predict
Computer simulations reveal that foreseeing the paths of three orbiting objects sometimes requires precision better than the quantum limit.
- Health & Medicine
Can plasma from recovered COVID-19 patients treat the sick?
Researchers are racing to set up clinical trials of antibody-rich convalescent plasma from recovered patients to treat or prevent COVID-19.
- Chemistry
Beets bleed red but a chemistry tweak can create a blue hue
A new blue dye derived from beet juice might prove an alternative to synthetic blue dyes in foods, cosmetics or fabrics.
- Health & Medicine
Just breathing or talking may be enough to spread COVID-19 after all
Until now, experts have said that the virus spreads only through large droplets released when people cough or sneeze, but it may spread more easily.
