Nature
Exploring "Why" questions about Nature
487 articles
Why is Micosoft handing out Windows 10 for free and the upgrade worth it.
There were a lot of people unhappy with windows 8 and microsoft feels that windows 10 will provide a better experience. People may be weary of spending $ to upgrade when they recently upgraded. This a
Why do bubbles have that strange rainbow kinda color?
Very thin films take on a sharp color. This is due to light reflecting off of both surfaces of the film and interfering with itself. This happens with a bubble, but the film is not uniform in thicknes
Why does Argentina want the Falkland Islands so badly?
Having an external issue is a good way to keep the population from being concerned about internal problems, of which there are plenty in Argentina.
Why are forest fires considered good for the forest?
For almost 100 years, the common forest management theory was exactly the same as yours. Stop all fires in the forests. The problem was when fires broke out they were more intense and more damaging th
Why does the desert have so much pure sand? How was it made? What is underneath it?
Since no one has answered that I can see, the Sahara has sand about 150-350 meters deep. Underneath this would be sandstone and then granite. A similar question was asked about a year ago.
Why are we told leave a pool during a thunder storm if the pool is grounded?
Yes, the pool is grounded, so lightning will pass through it into the ground. You are mostly water. If you are in the water, some of those 1.21 Gigawatts are going to pass through you was well.
Why is it that meteorologists can predict the weather for days in advance fairly accurately, but can’t tell if a tornado might be coming till the last few hours?
Let's say you want to travel to Chicago from Atlanta by car. Can you predict your exact position at any given time? No.
why do windmills apparently turn around at the same speed?
In high winds, the angle of the blade is usually adjusted by rotating the blades at their roots - the angle between the blade and the wind is made bigger (known as "coarser" or "feathered"), which mea
Why don’t trains or buses have seat-belts?
The fatality rate for school busses is 0.2 per 100 million miles traveled. The fatality rate for cars is around 1 to 1.5. Buses are already roughly 5x safer than cars, so seat belts aren't worth the b
Why every storm we get the radar shows it moving one way but the wind blows the opposite?
Because the wind is not pushing the storm along. That's not how storms work. Wind moves from areas of high pressure, to areas of low pressure.