When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A star is dimming for reasons that astronomers can't explain. Observations by NASA's Kepler space ...
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Inside Tokyo’s underground flood megastructure that saves the city
Tokyo sits on a floodplain, yet catastrophic flooding has nearly vanished thanks to a colossal underground engineering project. This video explores how Japan turned a geographic weakness into one of ...
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