DNA sequences may help scientists fill in the story of evolution.
Virologist Angela Rasmussen clears up details on reactivation of the coronavirus in recovered patients and a study looking at runners and bikers droplet clouds.
Are you following stay-at-home orders? In some countries, the government will use cell phone data to make sure.
Scientists discover two newly-described species of tube worms living on the seafloor that use bacteria to draw nutrition from methane.
Mercury, it turns out, may have both water and basic chemical building blocks of life.