Carl Sagan on ancient Greek mathematician Eratosthenes

Published 10 years ago in Science. Submitted by joeman

• 1902 views
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Cassette Sat Nav without a satellite. in 1971

Published 5 years ago in Science. Submitted by Judge-Jake

I wonder how many they sold.

• 1089 views
• 6 comments
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Casually Explained: Absolute Hot

Published 8 years ago in Science

• 831 views
• 4 comments
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CD Shattering at 170,000FPS!

Published 9 years ago in Science. Submitted by sux2bu

The slow mo guys spin a disc at 23,000RPM and film it shattering at a whopping 170,000 frames per second.

• 2640 views
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Cell Division Time lapse

Published 7 years ago in Science. Submitted by manro

Time_lapse of cell division from second cleavage. The animal pole is clearly visible in the upper half of the image

• 1111 views
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