Science
Exploring "Why" questions about Science
482 articles
why heat distorts and image, aka the ‘oasis effect’
When something is hot its molecules are actually vibrating more rapidly than they normally do. Seeing the heat of the object is in-turn heating up the air surrounding it more than the rest of the air.
Why does water on the ground and outside evaporate even if the temperature never reaches 100 degrees Celsius?
Because water begins to evaporate before it reaches boiling point, some the water molecules speed up enough and break from their bonds with the body of liquid. Water can evaporate at room temperature,
Why my medicine costs 14k for every dose. How is it even possible for a chemical to cost that much?
You aren't paying for the actual chemical, you are paying for all the research that led to the creation of that medicine. It may take a company millions or billions of dollars to find, test, and build
Why are almost all songs played at major league baseball games played by an organ and why do they still do it?
Baseball stadiums were originally built before they had audio systems. So to have music that everyone could hear you needed a loud instrument, and that is what an organ was. Even when they added sound
Why light travels at that precise speed in vaccuum (and not higher)?
_URL_0_ Check out the top comment. Doesn't exactly answer your question ( I don't think anyone has an explanation for why the speed of light is exactly what it is ) but should help wrap your mind aro
Why is there a need of an additional checkin process in flight travel. Why cant we just use the tickets to board the plane?
Having passengers check in before boarding allows the airline to confirm which passengers have actually shown up for the flight. This can be important if a flight is overbooked (too many passengers),
Why is it when I drink a glass of liquid I urinate at least twice as much back out?
Your bladder only sends the "time to pee" message to your brain when it reaches a certain level of fullness. So the amount you pee out doesn't just represent the glass of water you just drank, but all
Why is that James Bond movie called ‘Quantum of Solace?’
It is also a term meaning "extremely small". The idea is that Bond is getting an "extremely small" amount of solace (comfort) by hunting down and killing the people responsible for Vesper's death. Als
Why is the cost of groceries still high when the price of gas has fallen back down?
What /u/Teekno said, water, is a huge part of it, and not limited to just California - reports were that last summer was so dry in the midwest that grains and corn were also going to have a much small
Why does a lighter not explode when lit?
There are two things at play: First: The butane which burns is pressurized inside the lighter, it is expelled at such a rate that it only mixes with enough oxygen that it can ignite a few milometers a