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

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What is the science behind waking up literal seconds before our alarm goes off? Even if it's set for different times for different days.

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ELI5: How does the standard model equation work? What are the variables? How could it prove that the sky is blue?

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Spinning masses, like stars and planets, have north and south poles. What determines which is north and which is south? Do we just make a decision?

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What is/what causes the physical feeling of anxiety or uneasiness you get when looking over a steep cliff?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What is the science behind waking up literal seconds before our alarm goes off? Even if it's set for different times for different days.	10293
ELI5: How does the standard model equation work? What are the variables? How could it prove that the sky is blue?	1
Spinning masses, like stars and planets, have north and south poles. What determines which is north and which is south? Do we just make a decision?	1
What is/what causes the physical feeling of anxiety or uneasiness you get when looking over a steep cliff?	1