265 Massachusetts Avenue, Cambridge, MA 02139 csf@cambridgesciencefestival.org

What’s in a laser?

Eleven days from today, the Cambridge Science Festival opens with a lunchtime laser show. This is the third in a series of posts designed to familiarize you with lasers — before the showtime lights dim.

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What: Cambridge Science Festival Laser Show
When: Saturday, April 24, Noon
Where: Cambridge Public Library, 449 Broadway. Free shuttles run from the Harvard Square Red Line T stop.

Next week: what to look for at the CSF laser show.

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