UNBELIEVABLE: 8 | History Defined

VIDEO: Man Finds Remains Of Long-Lost Ancient Greek Harbor While Swimming In Bay

The columns discovered by Denem Orhun were part of the harbor of Atarneus, a city famed for its association with Aristotle.

Zenger · Feb 11, 2022

What is the speed of light?

The speed of light puts a speed limit on matter, lets us peer back into the history of our universe, and has deep implications for physics and space travel.

Space · Jan 21, 2022

What 13th-century Christian theologian Thomas Aquinas can teach us about hope in times of despair

Polls show that a majority of Americans are very worried about the state of U.S. democracy. One survey from January 2022 finds that 64% of Americans believe U.S. democracy is “in crisis and at risk of failing.”

The Conversation · Jan 19, 2022