Wash your hands after using the bathroom.
Huge bacteria-killing viruses lurk in ecosystems around the world from hot springs to freshwater lakes and rivers.
New images show a glimpse of the coronavirus that has sickened over 60,000 people and killed another 1,370.
Over 3,500 people remain quarantined aboard the cruise ship Diamond Princess, which is docked off the coast of Japan, after passengers tested positive for the new coronavirus.
As experts hustled to create diagnostic testing kits for the novel coronavirus, something went awry.
The pattern of light was unfamiliar and strangely perfect, reaching out toward the horizon like a set of celestial sand dunes.
The woman, a 60-year-old Chicago resident, had recently traveled to Wuhan and arrived back on Jan. 13.
Physicists dropped objects on a satellite for two years to test Galileo's theory of falling objects.
The map contains thousands of brain cells and millions of connections found inside the brain of a fruit fly.
This unassuming little organism may hold the secrets to how the first multicellular life-forms evolved.
The spectacular solar storms that paint the polar skies in beautiful greens and pinks have a darker side