Nunavut communities disconnected road network

None of Nunavut's 25 communities are connected to each other by road

Nunavut covers an enormous part of northern Canada, but none of its 25 communities has a road connection to another Nunavut community or to the main North American road network.

Civil War records helped lead to punch-card computing

Work on U.S. Civil War medical and population records helped John Shaw Billings think about turning facts into numbers that machines could sort. His assistant Herman Hollerith later developed punch-card machines. Punch cards dominated large-scale data processing for decades, and Hollerith's company eventually became part of IBM.

Jellyfish can release free-stinging cell balls

When triggered, the jellyfish Cassiopea xamachana releases tiny balls of cells that move on their own. They can sting anything they encounter, even when they are away from the jellyfish.

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Nunavut communities disconnected road network

None of Nunavut's 25 communities are connected to each other by road

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