Biology
Exploring "Why" questions about Biology
483 articles
Why Has Evolution Not Taken Care of the Need for Glasses and How Did our Early Ancestors Survive?
Evolution is not survival of the perfect but survival of those who survive. Humans developed tool making skills. A nearsighted person who could produce a good spear point was as valuable as an eagle e
why was The Matrix so revolutionary?
They introduced a lot of new special effects techniques. One of the more well know ones was the "bullet time" effect, which had a bunch of cameras positioned in a path around the actors each taking a
Why do humans laugh? What physiological purpose does it serve and is there have an evolutionary reason behind laughter?
This is what I always think about when it comes to laughter. It's simple, a neat explanation, and it's Calvin and Hobbes so it's cool as shit. _URL_0_
Why are my photos horrible and professional photos look amazing? I used to think it’s because I don’t have a nice professional camera but I’ve seen pro photos taken with a cell phone and they make …
First of all, by the time you see a pro's work, it's been through a lot of processing, like PhotoShop and the like. Cropping for the optimal composition, bumping colors up, enhancing clarity, etc, bey
Why do animals try to have sex with other species?
It's probably evolution. The animals that instinctively screwed every moving thing likely mated with more of their own species (and therefore passed on more of their genes) than the animals that were
Why do app developers like supercell release their updates/apps way earlier on one platform than the other?
If you're referring to the time gap between Android and iOS releases, the answer is because of Apple. Things get on the Android market very easily and quickly, because the Android market is cool. Appl
Why is sex hidden from children? Only humans do this or is it something we share with other species?
I'm assuming that it has to do with morals/religion and whatnot. We can't show the kids material that may cause them to sin. Not that I agree, but that's my perception.
Why is the combination of rice and beans referred to as a “complete protein?”
Proteins are made of amino acids. Whole grains and nuts are deficient in the amino acid lysine, but beans contain lysine, so if you eat beans combined with nuts/grains, you get all the amino acids.
Why is it socially unacceptable to dress up as Hitler, but dressing up as Mao or Kim Jung-Il is generally acceptable?
Because that's too far removed from people. Just as it's perfectly acceptable to have a hammer & sickle on something, but a swastika is not-done. Everybody learned about Hitler, and the one thing
why is death such a morbid concept to humans, even though it is a biological process for every living thing to die?
The fact of not knowing exactly what is going to happen afterwards, jumping into the unknown can be terrifying to most but others may find it intriguing. If people knew what was going to happen it may