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AskScience AMA Series: Hello, Reddit! Three members of the veterinary team at the Dog Aging Project are here to answer your questions about dogs and COVID-19. Ask us anything!

2361 upvotes • AskScienceModerator

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Can the Philae recharge its battery over time?

2360 upvotes • IWantWaffles

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During the carboniferous period, the oxygen level was ~35%. Now it is ~21%. There is less oxygen in atmosphere now. Where is that oxygen now?

2359 upvotes • diablo950

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If you take rabies vaccine right after getting bit by a rabid animal, can the vaccine help?

2359 upvotes • Booomhaver

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What makes an explosive effective at different jobs?

2358 upvotes • AsexyBastard

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How do unhatched chicks breath through the shell?

2358 upvotes • [deleted]

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If LIGO did find gravitational waves, what does that imply about unifying gravity with the current standard model?

2357 upvotes • Kvothealar

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A person died in the apartment below me, and the body stayed there for 3 weeks. Why is the smell not leaving the walls/furniture, and why is that smell still occuring without the body? What are those chemicals? Are those chemical "sticking" to materials the same way it does for urine?

2353 upvotes • jokoon

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Does long term silence or lack of speech (as some monks vow, for example) damage or atrophy the vocal chords or other means of speech?

2351 upvotes • crowjr

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How do organisms break down diatomic nitrogen?

2351 upvotes • BJPenwhistle

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
AskScience AMA Series: Hello, Reddit! Three members of the veterinary team at the Dog Aging Project are here to answer your questions about dogs and COVID-19. Ask us anything!	2361	AskScienceModerator
Can the Philae recharge its battery over time?	2360	IWantWaffles
During the carboniferous period, the oxygen level was ~35%. Now it is ~21%. There is less oxygen in atmosphere now. Where is that oxygen now?	2359	diablo950
If you take rabies vaccine right after getting bit by a rabid animal, can the vaccine help?	2359	Booomhaver
What makes an explosive effective at different jobs?	2358	AsexyBastard
How do unhatched chicks breath through the shell?	2358	[deleted]
If LIGO did find gravitational waves, what does that imply about unifying gravity with the current standard model?	2357	Kvothealar
A person died in the apartment below me, and the body stayed there for 3 weeks. Why is the smell not leaving the walls/furniture, and why is that smell still occuring without the body? What are those chemicals? Are those chemical "sticking" to materials the same way it does for urine?	2353	jokoon
Does long term silence or lack of speech (as some monks vow, for example) damage or atrophy the vocal chords or other means of speech?	2351	crowjr
How do organisms break down diatomic nitrogen?	2351	BJPenwhistle