There’s nothing like a big mass extinction to open up ecological niches and clear out the competition, accelerating evolution for some lucky survivors. Or is there? A new study suggests tha...

The first recorded case of person passing monkeypox to a dog could be harbinger of other animals catching the sometimes disfiguring and deadly virus. If that happens, monkeypox could establ...

The star Betelgeuse has always been a diva. Astronomers from antiquity through the present day have watched the red supergiant pulsing at the shoulder of the constellation Orion, and the st...

For some people, including President Joe Biden and National Institute of Allergy and Infectious Diseases director Anthony Fauci, the relief of vanishing COVID-19 symptoms and a negative tes...