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

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How do spacecraft like Cassini avoid being ripped to shreds by space dust?

4185 upvotes

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Does cholesterol build up in arteries over a lifetime or is there something about advanced age that makes it accumulate?

41 upvotes

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As humanity continues to launch objects into space well into the future, how long until we make a meaningful change in the Earth's mass?

1 upvotes

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What's a visual metaphor to help me better understand quarks and baryons?

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If humans release all the CO2 from all oil reserves and cook Earth to death, which class of animals would be best positioned to evolve and dominate in 65 million years?

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What's the endgame for plastic look like? If marine life, our water, salt, and even air are all contaminated with microplastics, how's that going to play out in the long run?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How do spacecraft like Cassini avoid being ripped to shreds by space dust?	4185
Does cholesterol build up in arteries over a lifetime or is there something about advanced age that makes it accumulate?	41
As humanity continues to launch objects into space well into the future, how long until we make a meaningful change in the Earth's mass?	1
What's a visual metaphor to help me better understand quarks and baryons?	1
If humans release all the CO2 from all oil reserves and cook Earth to death, which class of animals would be best positioned to evolve and dominate in 65 million years?	1
What's the endgame for plastic look like? If marine life, our water, salt, and even air are all contaminated with microplastics, how's that going to play out in the long run?	1