039 = Many Ways to Replace Lights and Trebuchets Shooting Space Flights (live at Bluedot Festival)
A Problem Squared
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How to Change a Light Bulb
The world's largest light bulb is a walk-in bulb. It takes one person to change it. The ISS has created a hatch in the light bulb skin so you can climb in with a little platform and change the LEDs. If it gets too hot, we call it a flaming gla.
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