British fertility regulator reveals that at least one child has been born using mitochondrial replacement therapy, but details are scant.

British fertility regulator has revealed that the controversial treatment has been used to create a child, but details are scant.

Language models similar to those behind ChatGPT have been used to improve antibody therapies against COVID-19, Ebola and other viruses.

Three years after the start of the pandemic, SARS-CoV-2 shows no signs of settling into a seasonal pattern of spread, like influenza has.

The majority of sequences come from people who lived in Western Eurasia, but samples from other regions are on the rise.