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

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Why do some people have a large muscle spasm, perhaps like a falling reflex, as they are falling asleep?

1144 upvotes

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Would LIGO gravitational-wave detectors be able to more accurately detect the wave origin direction if a 3rd (vertical) dimension of measurement was added?

2 upvotes

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Could there be a mirror image universe to ours that shares the same (but opposite) uneven matter to antimatter ratio, like a left-handed universe to match our right?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why do some people have a large muscle spasm, perhaps like a falling reflex, as they are falling asleep?	1144
Would LIGO gravitational-wave detectors be able to more accurately detect the wave origin direction if a 3rd (vertical) dimension of measurement was added?	2
Could there be a mirror image universe to ours that shares the same (but opposite) uneven matter to antimatter ratio, like a left-handed universe to match our right?	1