Dolphin Mirror
About the Episode
Research suggests that dolphins can recognize themselves in the mirror.
Aired:
04/21/14
| Expires: | Runtime: 3m 18s
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Extras
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Restoring Notre Dame's Iconic Stained Glass
Glass experts uncover the South Rose window’s hidden past.3:00 -
Oldest DNA Ever Found Reveals Secrets of the Ancient Arctic
Researchers drilled in the Kap København formation in Greenland to collect soil samples.4:03 -
How the NFT Was Invented
An artist and a tech entrepreneur invented the non-fungible token, or NFT, in 24 hours.3:30 -
Thought Experiment: The Infinite Hilbert's Hotel
At the Hilbert’s Hotel, there’s always room for one more.4:09 -
The Area of a Circle, Explained with Pizza
Finding the area of a circle is easy with pizza and infinity.4:23 -
The History of Crypto Goes Further Back Than You Think
Computer scientists and digital rebels built the revolutionary crypto system.10:02 -
Artificial Intelligence Reveals Ancient Desert Drawings
Can AI help archaeologists uncover more Nazca geoglyphs?4:25 -
Cats Might Be One of the Most Invasive Species
Cats are responsible for hundreds of millions, if not billions of birds being eaten every2:12 -
Divers Hunt Venomous Fish Invading Our Oceans
Divers help turn the lionfish’s Atlantic invasion into a commercial opportunity.3:00 -
Zero to Infinity Preview
Discover how the concepts of zero and infinity revolutionized mathematics.0:28
