Biology
Exploring "Why" questions about Biology
483 articles
why do girls (generally) have neater and more appealing handwriting than those of boys?
Girls and boys develop their accurate muscle movements at different times. However they are taught how to write at the same time. Boys accurate muscle movement develops later so when they learn to wri
Why are houses so much less expensive in the Southern States as opposed to the North generally?
Supply and demand. More people live in the north and more people WANT to live in the north for various reasons, so the cost of things reflects that. I live in SoCal close to the beach, one bedrooms ar
Why don’t cell phones have caller ID like land lines?
Caller ID information is sent as an additional signal along with the ring. The phone number to name translation is done by the phone company at a local exchange, it's not sent all the way from the cal
Why aren’t there big “virus-scares” anymore?
It's not useful to the virus-maker to make a virus that is easily seen. The best virus is the invisible virus; it gets into your computer, steals your information, spreads to other computers, and you
Why do scam websites that claim to sell “a revolutionary product” all look the same?
Because they work. Scam artists and lazy people see an idea that brings money for little work, and they emulate that idea. Why fix something that isnt broken, right?
Why do they label generations, for example Gen X, Gen Y, Millenials?
I don't think there's any huge reason ***to***. It just makes it simpler than "kids of '80s". Does that mean people born in the 80s?
Why do most animals look alike (among their species) but humans are so different from one another – in facial features, color, body size etc.?
if you think people look different, please watch game of thrones with me and remind me who is who. goddamn crackers all look alike. or if you're asian, please watch the Raid with me and do the same th
Why doesn’t the U.S. have a generic version of Viagra and/or Cialis yet?
According to Wikipedia, Viagra's patent for treatment of erectile dysfunction in the US will expire in 2019. It was filed in 1994.
Why do many organisms have two nostrils and what are the perks of having two of them instead of three or just one?
Bilateral symmetry. The creatures you are referring to often have a form of bilateral symmetry. This means when they are forming, they have two halves form and then merge together.
Why is the human the only genus that all but one species has died out?
This is not true. [Here](_URL_0_) is a list of other genera with only one species.