Tools are any object (typically a physical object) that can be used by a life form (typically a human) to perform a function. This includes instruments used for the sciences, machines, equipment, devices, and more. For the purposes of this section is a “catch-all” for usable objects so this includes all tools, objects, and inventions not strictly meant as art.

Edison and Tesla Were Enemies

Did Edison Invent Anything?

Nicola Tesla and Thomas Edison were rivals, not enemies. Tesla and Edison butted heads publicly, but generally respected each other.

The Printing Press Changed the World

The printing press (invented by Johannes Gutenberg in 1440) changed the world during the Renaissance, and ushered in the Scientific Revolution, Enlightenment, and Modern Age.

Glass Can Be a Liquid

Glass, in any form, is not a liquid or a supercooled liquid, and it does not “flow” in its solid state. Glass is considered an amorphous solid, or just “glass.”

3D is a New Technology

Is 3D a New Technology?

3D was invented in 1838, predating photographs. Stereoscopic cameras were popular in WWII, and many 3D images and videos remain intact today.

Edison Never Invented Anything

Did Thomas Edison Invent Anything?

Thomas Edison was a businessman, ideas-man, inventor, and more. He invented things, but more-so he collected patents, headed a team of developers, and created companies.