Single dose of Pfizer BioNTech vaccine reduces asymptomatic infections and potential for SARS-CoV-2 transmission
26 February 2021
New data from Addenbrooke's Hospital in Cambridge suggests that a single dose of the Pfizer BioNTech vaccine can reduce by 75% the number of asymptomatic SARS-CoV-2 infections. This implies that the vaccine could significantly reduce the risk of transmission of the virus from people who are asymptomatic, as well as...
Forests' long-term capacity to store carbon is dropping in regions with extreme annual fires
25 February 2021
Researchers have analysed decades’ worth of data on the impact of repeated fires on ecosystems across the world. Their results, published today in the journal Nature Ecology and Evolution , show that repeated fires are driving long-term changes to tree communities and reducing their population sizes.
Artificial ‘brain’ reveals why we can’t always believe our eyes
25 February 2021
A computer network closely modelled on part of the human brain is enabling new insights into the way our brains process moving images - and explains some perplexing optical illusions.
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