Scattered around the sites of ancient Mesopotamia are thousands of devices called cylinder seals. They are equal parts stamp, credit card, and jewelry. They were how...
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When the Spanish Conquistadors encountered the mighty Inca empire, they found thousands of knotted-up ropes called quipus. Encoded in these quipus were tax records...
Rings around planetary bodies is surprisingly common. So why doesn’t the Earth have rings? Today we take a look at how rings form, what kind of rings Earth could have...
In today’s Lightning Round video, we look at the upcoming Nancy Grace Roman Telescope, which is predicted to find rogue planets through a process called “microlensing.”...
In 2001, the city of Kerala, India experienced a freak storm event. Granted, storms are nothing unusual in India but this storm was unique because the rain was red...