Covid: Booster jabs for over-50s expected to be announced

All viruses undergo random mutations to their genetic material. Any change that offers an advantage—like making the virus infect...

In March 2020, when the WHO declared a pandemic, the public sequence database GISAID held 524 covid sequences. Over...

There is little doubt that generative AI will affect the economy—but how, exactly, remains an open question. Despite fears...

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