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

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Is it true that laws like conservation of mass, energy, and charge are probabilistic laws?

1458 upvotes

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How do astronomers account for the mass from dark matter when calculating the mass of a star/planet?

22 upvotes

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Why is NASA so interested in Europa? And how long would it take a probe to get there if it was launched in 2015?

1 upvotes

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Why is the core of Earth made of molten iron as opposed to denser to elements like lead or uranium?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is it true that laws like conservation of mass, energy, and charge are probabilistic laws?	1458
How do astronomers account for the mass from dark matter when calculating the mass of a star/planet?	22
Why is NASA so interested in Europa? And how long would it take a probe to get there if it was launched in 2015?	1
Why is the core of Earth made of molten iron as opposed to denser to elements like lead or uranium?	1