New research uncovers lead compounds in red and black inks on ancient Egyptian papyrus. Here's why that's notable.

COVID-19 is having a chilling effect on Halloween plans this year, a new report confirms. But a lot of people are also still unsure of what they'll do.

A new COVID test uses gargling with saltwater instead of a stick up your nose. Researchers say initial results are promising.

Non-pharmaceutical interventions can reduce the peak number of COVID infections, daily infection rates, cumulative infections, and overall deaths.

Just like people, chimpanzees seek out and value companionship in increasingly positive ways as they grow older, a new study shows.

COVID-19 is having a chilling effect on Halloween plans this year, a new report confirms. But a lot of people are also still unsure of what they'll do.

Affordable health care could be a key tool in the fight against climate change, research from Indonesia finds.

Researchers have discovered a new species of wasp with a role in an insect horror story playing out on the stems and leaves of oak trees.

Though most leopards are endangered, there's good news about the big cats. Their population numbers are on the rise in China.

The atmosphere on Jupiter's moon Io is a witches' brew made from the sulfurous burps of more than 400 volcanoes. Now scientists know how it got that way.