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

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How do stereoscopes and stereograms work?

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How is it I can not bend a metal bar by hand but it will bend easily if I press it against a hard surface?

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How does our brain distinguish pain from pleasure and how does this get mixed up in some people?

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How is it that scientists know a meteor will hit November 2nd and known for years it's coming and yet one that was much more massive hit Russia a while back and no one knew it was coming?

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Why did the archelon turtle fossilize the way they did, with those odd looking "plates" underneath them.

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Why did the archelon turtle fossilize the way they did with those "plates" underneath them?

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Why does a magnifying lense flip an image upside down when looked into while held out?

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Why have snakes, or other reptiles, never been introduced accidentally to Ireland?

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How do we know for sure flat footed dinosaurs weren't mammals?

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Why does a scorpion stinger face the way it does?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How do stereoscopes and stereograms work?	1
How is it I can not bend a metal bar by hand but it will bend easily if I press it against a hard surface?	1
How does our brain distinguish pain from pleasure and how does this get mixed up in some people?	1
How is it that scientists know a meteor will hit November 2nd and known for years it's coming and yet one that was much more massive hit Russia a while back and no one knew it was coming?	1
Why did the archelon turtle fossilize the way they did, with those odd looking "plates" underneath them.	1
Why did the archelon turtle fossilize the way they did with those "plates" underneath them?	1
Why does a magnifying lense flip an image upside down when looked into while held out?	1
Why have snakes, or other reptiles, never been introduced accidentally to Ireland?	1
How do we know for sure flat footed dinosaurs weren't mammals?	1
Why does a scorpion stinger face the way it does?	1