Learn how much time it takes for patients with COVID symptoms to return to their optimal mental and physical health levels.

Learn how the European Space Agency's spacecraft captured a completely new view of the Sun, thanks to its novel tilted orbit.

Learn more about the "Tumat Puppies," a pair of preserved pups, found frozen in Siberia, from around 14,000 years ago.

Learn how some species of bacteria interact with their neighbors when they're starving, spearing them with needles that spill their absorbable nutrients.

A new poll finds that as Washington prepares for a military parade this weekend to honor the 250th anniversary of the U.S.