exploratorium

What is Pi Day and why do we celebrate the holiday?
Pi Day was first celebrated in 1988 at San Francisco's Exploratorium, a museum of science and technology that encourages visitors to be hands-on.
The eclipse is over, here's what to do with those glasses
Artist shows off amazing sculptures at SF's Exploratorium
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The eclipse is over, here's what to do with those glasses
Artist shows off amazing sculptures at SF's Exploratorium