Earth may have grown around a rock from an alien star system
8 November 2021
Interstellar objects like ‘Oumuamua might pass through our solar system in such high numbers that one could have acted as a seed around which Earth grew
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US military offers $50,000 to predict where sensors drift in the ocean
5 November 2021
The Forecasting Floats in Turbulence competition, run by the US Defense Advanced Research Projects Agency, is a challenge to predict where drifting sensors in the Atlantic will end up in 10 days in order to win a prize
CRISPR-based 'antibiotic' eliminates dangerous bacterium from the gut
5 November 2021
Genetically engineered bacteria armed with CRISPR could help combat antibiotic-resistant infections and also allow doctors to edit people's microbiomes
Tiny region of human brain that helps regulate sleep studied at last
4 November 2021
Our sleep cycles are thought to be regulated partly by the suprachiasmatic nucleus, a 2mm-wide structure in the brain that has now been imaged for the first time with a brain scanner
Einstein's theory of relativity could help stop bank account hackers
3 November 2021
Having to hand over your PIN to access your bank account puts you at risk of hackers, but the fact that information can't travel faster than light, as laid out by Albert Einstein, could offer a solution
Dogs may get worse separation anxiety when left alone with another dog
3 November 2021
Some dogs will bark and howl when left alone by their owner, but an analysis of video footage shows getting a second dog may make the problem worse
