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

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I'm playing a game that uses the trope of ancient ruins with mechanisms that are activated by beams of sunlight. What is the most primitive way to detect a strong beam of light and then trigger a mechanism? Could this have been within reach of an ancient civilization?

38 upvotes

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When your ears hurt due to loud music/sounds, what exactly is happening? What kind of injury is it, and to what parts of the ear?

12 upvotes

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How much do bugs remember?

12 upvotes

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When loud noises hurt your ears, what exactly is happening? What kind of injury is it, and to what parts of the ear?

3 upvotes

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When I blow my nose to stave off a sneeze, is that the abatement of the signal that initiates the sneeze or is it a second signal that counteracts the first?

2 upvotes

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Can "bugs" raised for human consumption be bred to be much larger than those found in nature? Has this been done? How big could commonly-eaten bugs get?

1 upvotes

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How do stationary spiders and insects choose a spot to set up shop? Does instinct draw them there, or do they evaluate locations from a distance?

1 upvotes

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Why do benign moles tend to be symmetrical?

1 upvotes

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Why do this macaw's pupils contract whenever it vocalizes?

1 upvotes

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What could a 13th century European scientist infer about the geography of the planet using modern scientific knowledge and 13th century maps?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
I'm playing a game that uses the trope of ancient ruins with mechanisms that are activated by beams of sunlight. What is the most primitive way to detect a strong beam of light and then trigger a mechanism? Could this have been within reach of an ancient civilization?	38
When your ears hurt due to loud music/sounds, what exactly is happening? What kind of injury is it, and to what parts of the ear?	12
How much do bugs remember?	12
When loud noises hurt your ears, what exactly is happening? What kind of injury is it, and to what parts of the ear?	3
When I blow my nose to stave off a sneeze, is that the abatement of the signal that initiates the sneeze or is it a second signal that counteracts the first?	2
Can "bugs" raised for human consumption be bred to be much larger than those found in nature? Has this been done? How big could commonly-eaten bugs get?	1
How do stationary spiders and insects choose a spot to set up shop? Does instinct draw them there, or do they evaluate locations from a distance?	1
Why do benign moles tend to be symmetrical?	1
Why do this macaw's pupils contract whenever it vocalizes?	1
What could a 13th century European scientist infer about the geography of the planet using modern scientific knowledge and 13th century maps?	1