An art installation featuring 30 laser beams in primary colors will shine from the top of the Space Needle Friday night.

Two-photon technology, which relies on overlapping light beams, can be used for three ... the written bits are illuminated with a red laser diode that induces fluorescence from the written bits ...

Interestingly, @yokaii_5 excitedly asked if the laser beams were that of Cyclops, a character from the X-Men comics. Similarly, @madnessknight15 did not recall any hero in the game having red ...