Bitcoin's blockchain has never been hacked — every Bitcoin ever created still exists and is traceable.

Abstract art didn't begin with Picasso — Wassily Kandinsky is generally credited as the first to paint purely abstract works around 1910.

Nanotechnology deals with materials at the scale of 1–100 nanometers — a human hair is about 80,000–100,000 nm wide.

The word 'serendipity' was coined by Horace Walpole in 1754 based on a Persian fairy tale.

Some encryption methods are mathematically impossible to crack with current technology.

The thalamus acts as the brain's relay station, routing sensory information to the appropriate cortical areas.

Sound travels about four times faster through water than through air.

The Code of Hammurabi is one of the oldest known legal codes.

The 3D printer allows objects to be built layer by layer.