Nature
Exploring "Why" questions about Nature
487 articles
Why didnt the US intervene in when Russia Invaded Ukraine the same way it intervened when Iraq invaded Kuwait?
Russia is several orders of magnitude more dangerous than Iraq. The middle eastern occupation was and still is only that, an occupation. Trying to do anything with Russia would be a war - and actual w
Why is Africa filled with deserts/savanna and South America has huge rainforests if they are at the same latitude?
north africa has the desert which is on the same plane as Northern mexico and the southwest of the us which has the great sonoran and the Chihuahuan desert southern africa is green, same as south amer
Why can antidepressants increase suicidal thoughts?
/u/audigex has good answer, but it's a little long. Short version: Before drugs; bad thoughts but zero energy. With drugs, enough energy to act on bad thoughts.
Why doesn’t the US/EU/UN/NATO intervene in the Ukraine, like they did in Syria/Libya/Afghanistan/etc….
This was answered pretty well by /u/Arn_Thor in /r/Ask_Politics > Because riots in a sovereign state isn't the UN's business unless the security council finds it necessary and appropriate to inter
Why does the “Auto” mode in car climate control change the zone to “feet only” and then slowly change to “feet + torso”.
Normally, hot air comes out of the footwells, and cold air comes out of the face vents. That's because hot air rises, so by pumping it out of the footwells it will rise into the rest of the car. If it
Why the commenting was disabled on the “racism alive and well” video currently on the front page.
Popular videos attract hideous comments. YouTube videos attract hideous comments. Racial anything attracts hideous comments.
Why are train tracks built on rocks?
the rocks, called ballast, is used to keep the railway ties (the wooden beams) in place and to allow for water drainage and to prevent vegetation from growing up through the tracks, possibly disturbin
why is it that when a bike is stationary it will fall over but when moving it will stay up?
I just happened across this Minute Physics video the other day, titled ["How do bikes stay up?"](_URL_0_)
Why are people so against wind farms?
Apart from the wildlife issues (which I think get over-stated a bit) and the fact that a lot of people don't like looking at them, the real problem is the pay-off time (when they've generated enough p
Why don’t tornadoes go into a major down town area with sky scrapers?
It's due to the size of cities. They can go through download areas, but you have to realize that downtown areas are very very small in comparison to the size of tornado alley. [List of downtown tornad