In this excerpt from episode 1 of Carl Sagan’s ‘Cosmos’, he explains how the Greek scholar, Eratosthenes, knew the Earth was curved over 2,200 years ago
Using only the flow of water, these incredible Ancient Inca whistling vessels known as ‘huascos’ mimic various animal calls
“Creating a self-sustaining civilization on Mars would be the greatest adventure ever” – Elon Musk
It took 200,000 years for our population to reach 1 billion—and only 200 years to reach 7 billion
Nirvana playing at The Moon in New Haven, CT on September 26, 1991
A look back at how wallpaper designs were printed in the 1960s
The Oxford Electric Bell has been constantly ringing since 1840 and no one’s quite sure how
Passenger trains won’t be great again any time soon. Here’s why
Every August 1st at 5pm, the people of Warsaw stand in silence to honor the 200,000 lives lost during the Warsaw Uprising of WWII
This plane could cross the Atlantic in 3.5 hours, so why did supersonic transport fail?
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