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What rights do people have, and where do they come from? Who gets to make decisions for others and on what authority? And how can we organize society to meet...
Sharks have been celebrated as powerful gods by some native cultures. For example, Fijians believe the shark god Dakuwaqa, could protect fisherman from the dangers at sea. And today, sharks...
Food doesn’t last. In days, sometimes hours, bread goes moldy, apple slices turn brown, and bacteria multiply in mayonnaise. But you can find all of these foods out on the...
Communicating underwater is challenging. Light and odors don’t travel well, so it’s hard for animals to see or smell. But sound moves about four times faster in water than in...
In 1845, Ireland’s vast potato fields were struck by an invasive fungal disease that rapidly infested this staple crop. The effect was devastating. One million people died of famine, and...
Have you ever tried to picture an ideal world? One without war, poverty, or crime? If so, you’re not alone. Plato imagined an enlightened republic ruled by philosopher kings, many...
In the late 17th century, a medical student named Johannes Hofer noticed a strange illness affecting Swiss mercenaries serving abroad. Its symptoms, including fatigue, insomnia, irregular heartbeat, indigestion, and fever...
A boy named Prince Tamino runs through a dark wood pursued by a dragon. Just as it rears up to devour him, three mysterious ladies appear and slay the dragon...
You work at the college library. You’re in the middle of a quiet afternoon when suddenly a shipment of 1,280 different books arrives. The books have been dropped of in...
With every year, machines surpass humans in more and more activities we once thought only we were capable of. Today’s computers can beat us in complex board games, transcribe speech...
