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Many theories have been offered for why the official COVID-19 toll on the Indian subcontinent has been surprisingly low. The best explanation may be the shortage of good, timely data.
Solve a puzzle about mixed dog breeds, sexual reproduction and the COVID-19 pandemic.
Neural networks have been taught to quickly read the surfaces of proteins — molecules critical to many biological processes.
In the fight against viruses and other pathogens, scientists are looking beyond genes and proteins to the complex sugars, or glycans, on cell surfaces.