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

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I made a grilled cheese sandwich with pickles and garlic, but the garlic turned blue after I fried it. What reactions caused this to occur?

2636 upvotes

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What is happening on the cellular level when the skin gets sunburned?

127 upvotes

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What causes head-rush when we stand up too fast? What do we "see" when this occurs?

34 upvotes

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What is the evolutionary advantage for sperm (or production of) not being able to tolerate internal body temperature?

16 upvotes

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What chemical properties allow some liquids or gases (such as water and oxygen) to be completely clear?

7 upvotes

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What causes someone to talk in their sleep? Is there anything to do about it?

2 upvotes

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With of the Emerald Sea Slugs's ability to undergo photosynthesis by taking the genes of algae it consumes, would it be possible to genetically alter other organisms to do the same? Perhaps to humans?

1 upvotes

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In light of the recent mass deaths of the Saiga Antelope species, is it possible for something similar to occur to humans. Link to an article within.

1 upvotes

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In light of the recent mass deaths of the Saiga Antelope species, is it possible for something similar to occur to humans? Link to an article within.

1 upvotes

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What causes someone to talk in their sleep?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
I made a grilled cheese sandwich with pickles and garlic, but the garlic turned blue after I fried it. What reactions caused this to occur?	2636
What is happening on the cellular level when the skin gets sunburned?	127
What causes head-rush when we stand up too fast? What do we "see" when this occurs?	34
What is the evolutionary advantage for sperm (or production of) not being able to tolerate internal body temperature?	16
What chemical properties allow some liquids or gases (such as water and oxygen) to be completely clear?	7
What causes someone to talk in their sleep? Is there anything to do about it?	2
With of the Emerald Sea Slugs's ability to undergo photosynthesis by taking the genes of algae it consumes, would it be possible to genetically alter other organisms to do the same? Perhaps to humans?	1
In light of the recent mass deaths of the Saiga Antelope species, is it possible for something similar to occur to humans. Link to an article within.	1
In light of the recent mass deaths of the Saiga Antelope species, is it possible for something similar to occur to humans? Link to an article within.	1
What causes someone to talk in their sleep?	1