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Is it possible I am seeing lights flicker with mains frequency?
Asked by XOIIO | 4 responses -
Why isn't the dark ... dark?
Asked by XOIIO | 14 responses -
Will we ever be able to see the beginning of the universe?
Asked by poisonedantidote | 24 responses -
Will UV LEDs work like a UV tube?
Asked by XOIIO | 12 responses -
Where do I buy good ceiling lamps for my office?
Asked by millie | 4 responses -
What makes a great fishing hook?
Asked by Ltryptophan | 10 responses -
What are tough girl names that mean sun or light?
Asked by RockerChick14 from iPhone | 10 responses -
Do you keep your Christmas tree lit?
Asked by Hawaii_Jake | 28 responses -
What's the best wearable light for a 5k runner?
Asked by serenade from iPhone | 7 responses -
How big a standing generator would I need to get?
Asked by janbb | 15 responses -
Some questions about rainbows.
Asked by uberbatman | 17 responses -
How much of the energy the earth gets from the sun is in the visible spectrum?
Asked by 6rant6 | 10 responses -
Does the speed of light change?
Asked by Satchafunkilus | 10 responses -
Can anybody find a picture of the Milky Way as viewed with the naked eye?
Asked by Nullo | 9 responses -
What's a reasonable price for good glow-in-the-dark paint?
Asked by Nullo | 5 responses -
Are mirror images 3 dimensional?
Asked by LostInParadise | 15 responses -
How does an IFR observer measure the speeds of two craft going oppisite directions approaching "C"?
Asked by mr_g | 8 responses -
How are particle accelerators created from radiowave frequency?
Asked by radcliff | 9 responses -
How could a human eye become an Optical Black Hole?
Asked by radcliff | 11 responses -
How to wake up one only instead of their partner too?
Asked by yungtik | 12 responses -
How often do you wear sunglasses?
Asked by Plucky | 29 responses -
Where can I find a 78mm Type J 120 Volt Halogen bulb locally?
Asked by ETpro | 5 responses -
Caption competition! Name that acronym caption to the news photo (#7).
Asked by rebbel | 11 responses -
What are some music groups/artists similar to the Avett Brothers?
Asked by likipie | 7 responses -
What type of lighting will produce the most visible beam in daylight?
Asked by pallen123 | 9 responses
