Burying loved ones with basic necessities like grains, ceramic pots, and clothing, to ensure their comfort in the afterlife, was a fairly common tradition in ancient cultures. H...

Researchers have long believed that all four-limbed animals or tetrapods, a group that includes amphibians, reptiles, and mammals,  evolved from an ancient group of fish known a...

Scattered  across the ocean bed, and often hidden from the human eye, are hundreds, or perhaps even thousands, of "blue holes." The massive underwater sinkholes, which host a di...

Earth Day, which is celebrated annually on April 22, is usually commemorated with outdoor activities demonstrating support for environmental protection. These include planting t...

One of the biggest challenges to battling the rapid spread of COVID-19 is identifying and isolating people who are infected before the symptoms, which usually take between 3 to ...