askscience

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In humans that exhibit pica are the same regions of the brain involved as in animals that seek out mineral licks or other similar non-biological sources of minerals?	1
The other great apes' body composition is more muscular than humans even in zoos. Why or how do they maintain muscular hypertrophy? And, since the other apes have muscular hypertrophy but humans don't, when was this trait lost in the human lineage?	1
What is the relationship between kinetic energy and chemical bonds in collisions and impacts? Is it possible to design a material where all or much of the kinetic energy in an impact is transferred into the chemical bonds?	1
Everyone thinks they know what a pterodactyl sounds like - horrid screeching - but based on fossils do we have any idea whether pteradactyls would be capable of screeching?	1
Since people with anterograde amnesia can learn new skills, learning a skill and remembering your progress are distinct. Has any work been done to examine whether having a working long-term memory aids in skill acquisition? Do people with normal memory functions acquire skills faster?	1
Is paramylon, the form in which euglenoids store carbohydrates, an edible substance? If so, what does it taste like?	1
Which came first - breasts/mammary glands/modified sweat glands or suckling? is it possible for suckling behavior to have evolved first in the mammal lineage with some kind of vampiric offspring?	1
If the odds of an event were 1/∞ over time and there was ∞ time involved... would you expect the event to happen only once or multiple times?	1
Animals frequently congregate at mineral licks or eat mineral-rich clay for dietary minerals. Is there any evidence this drive exists for humans (outside of anemia)?	1
What is the most calorically intense thing you can do with your brain? Is it doing math? Imagining a conversation with another person? Visualizing a map or route?	1

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