Space is the 3D realm in which all things occur, typically referring to the outer space beyond the atmosphere of the earth.


Factoids tagged with "Space"

Nature Abhors a Vacuum Fact

Aristotle once postulated “horror vacui” (Nature Abhors a Vacuum). It turns out nature really can’t stand a perfect vacuum.

The Earth Isn’t Flat Fact

The Earth is not flat; the Earth is an oblate spheroid (a bumpy sphere with a fat equator and skinny poles). There are many ways to prove the earth’s geometry.

The Universe is Mostly Empty Space Myth

The universe and everything in it, including humans, is mostly “empty space”. However, space is not actually “empty”, it’s filled with quantum fields and dark energy.

Time is Relative Fact

Time is relative to speed and gravity (time dilation), and so is space (length contraction). Light speed is constant for all observers, so time and space can’t be.

Galileo Invented the Telescope Myth

The telescope is credited to Hans Lippershey in 1608. The following year Italian astronomer Galileo Galilei began making improvements to its design.