Joan Preston

The Sahara Desert, which encompasses over 3.6 million square miles of Northern Africa, is one of the harshest and most inhospitable places on the planet today. However,  new res...

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...

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 ...

American civil rights leader and U.S. Representative John Lewis (D-GA) passed away on July 17, 2020,  following a seven-month battle with pancreatic cancer.  The 80-year-old ded...

The lack of clues left behind by ancient Americans has made it difficult for researchers to pinpoint precisely when humans first arrived on the continent. However, it has always...

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...