/u/Jelly_Sheep's posts in /r/askscience

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Why was it much harder to develop blue LEDs than red and green LEDs?

2760 upvotes

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When a rain drops fall onto a smooth and vertical surface like a window, why does the drop slow down and keeps changing it path instead of going straight down?

4 upvotes

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If I held onto a speaker playing music in the vacuum of space, would I be able to hear the music through my own body?

1 upvotes

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why do all of the birds sing and call before the sunrise?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why was it much harder to develop blue LEDs than red and green LEDs?	2760
When a rain drops fall onto a smooth and vertical surface like a window, why does the drop slow down and keeps changing it path instead of going straight down?	4
If I held onto a speaker playing music in the vacuum of space, would I be able to hear the music through my own body?	1
why do all of the birds sing and call before the sunrise?	1