About 30 seals at a California state park have died, and seven of them had the lethal virus. Lab results for the other animals are pending ...

A coronavirus testing laboratory which produced a "suspiciously low" number of positive results was operating in an "unprecedented" landscape, a court has been told.

Researchers summarize key insights from the world’s first comprehensive investigation into how a pandemic started.

You can get at-home medical tests for everything from Covid-19 to drug testing to hormone levels or food sensitivities. You can examine your gut, your blood, or even your DNA. At-home STI tests use ...