Nature
Exploring "Why" questions about Nature
487 articles
Why do kids fall out of the bed/why don’t we fall out of the bed?
I would say that it's because their proprioceptive senses are underdeveloped. This is the sensory capacity that allows us to perceive the movement and positioning of body parts related to other parts
Why can’t we just irrigate deserts with canals?
- The water would evaporate if the canals weren't covered. - It's difficult and expensive to get that much water to move that far, and we would need to have spare water in the first place, which we of
Why are surgical gloves a good fit but gloves for wintertime always too large for the pinky?
Surgical gloves are designed to keep shit off of your hands yet still provide mobility. Winter gloves are designed for warmth, which is why they have so much more padding and insulation than surgical
Why are wind turbines spread so far apart? Wouldn’t it be more cost effective to have more turbines in a smaller area on a wind farm?
The blades of the turbine create a small amount of turbulence in the airflow. You want to place the turbines far enough apart that this turbulence has room to dissipate and not interfere with the air
why did humans choose to migrate to locations with harsh climates?
In brief: - To expand territory - To exploit resources - To escape enemies - For protection against enemies - For less competition
why is my car dirtier after it rains?
The water drops cause dust in the air to stick to the car. The water evaporates and the dust stays behind.
Why are train tracks covered in stones?
Not all are. A great deal are, but there are some areas where it's dirt, and other where it's cement. But it's because stone offer the most support.
Why is the Sahara desert so large? How has the rain shadow from the Atlas Mountains affected such a huge area of land?
The Sahara isn't a matter of rainshadow effect, it's caused by [Hadley Cells](_URL_0_), which are large scale atmospheric circulation loops that take moisture from places along the longitude of the Sa
Why is it that when two cars have their turn signals on, they seem to be in sync for a while, but then fall out of sync?
Let's say one car blinks every 0.6 seconds and another blinks every 0.8 seconds. Blinker A: 0 0.6 1.2 1.8 2.4 3.0 3.6 Blinker B: 0 0.8 1.6 2.4 3.2 4.0 4.8 They'll sync up exactly at 2.4. They may also
Why is there an increase in the number of insects and other critters in my home in the summer, vs in the winter, shouldn’t it be the other way around?
Because there are more insects. Most insects will hibernate or simply allow most of the species to die off in the winter and let eggs hatch in the spring. In the summer you have all those insects able