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What happens when a sperm and an egg of two different species come in contact with each other? Does the egg not even let the sperm in, or does it let it in but then the zygote DNA doesn't fuse? What happens with the conception of hybrid species like ligers?

2312 upvotes • pythonidae_love

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If scientists of 1920 were given a broken iPhone, would they gain anything useful?

2312 upvotes • kuuzo

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What is the force that drives light to move at the speed that it does? Or to put more simply, what propels light?

2309 upvotes • Adrous

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AskScience AMA Series: We're James Heathers and Maria Kowalczuk here to discuss peer review integrity and controversies for part 1 of Peer Review Week, ask us anything!

2309 upvotes • AskScienceModerator

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Does a harddrive get heavier the more data it holds?

2307 upvotes • tqthunder

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Many animals have parents that take care of their young like humans, but do any have observed “grandparent” relationships? Or do only humans place value on the generation after their kids?

2306 upvotes • LBJSmellsNice

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Does food actually “soak up” alcohol in the stomach?

2305 upvotes • speedywon

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When research shows some people share 2-4% of their DNA with Neanderthals, what DNA are they talking about?

2303 upvotes • Fnottrobald

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How does the frequency of antibiotic resistant bacteria in countries where antibiotics can be purchased over the counter compare to countries which require a prescription for antibiotics?

2303 upvotes • houstoncouchguy

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Why is glass so chemically stable? Why are there so few materials that cannot be handled or stored in glass?

2302 upvotes • Coloneljesus

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
What happens when a sperm and an egg of two different species come in contact with each other? Does the egg not even let the sperm in, or does it let it in but then the zygote DNA doesn't fuse? What happens with the conception of hybrid species like ligers?	2312	pythonidae_love
If scientists of 1920 were given a broken iPhone, would they gain anything useful?	2312	kuuzo
What is the force that drives light to move at the speed that it does? Or to put more simply, what propels light?	2309	Adrous
AskScience AMA Series: We're James Heathers and Maria Kowalczuk here to discuss peer review integrity and controversies for part 1 of Peer Review Week, ask us anything!	2309	AskScienceModerator
Does a harddrive get heavier the more data it holds?	2307	tqthunder
Many animals have parents that take care of their young like humans, but do any have observed “grandparent” relationships? Or do only humans place value on the generation after their kids?	2306	LBJSmellsNice
Does food actually “soak up” alcohol in the stomach?	2305	speedywon
When research shows some people share 2-4% of their DNA with Neanderthals, what DNA are they talking about?	2303	Fnottrobald
How does the frequency of antibiotic resistant bacteria in countries where antibiotics can be purchased over the counter compare to countries which require a prescription for antibiotics?	2303	houstoncouchguy
Why is glass so chemically stable? Why are there so few materials that cannot be handled or stored in glass?	2302	Coloneljesus