A Live reading of this:
http://www.fimfiction.net/story/58097/1/twilight-discovers-lasers/science
Description:
"Based on the canon that lasers do not exist in Equestria. After months of research, Twilight has perfected a pen-like device that
places a dot of light at great distances. Shenanigans ensue."
Story - Twilight Discovers Lasers
Author - Lunafan1k
Narrator - Robert
Rarity - ShadowPaint
Twilight Sparkle - Ariuni
Spike - Rachael Lemke
Rainbow Dash - ShadowPaint
Daisy - Ariuni
Lilly - ShadowPaint
Pinkie Pie - FreeHomeBrew