Your brain burns 400-500 calories a day. That’s about a fifth of your total energy requirements. Most of this is concerned with the largely automatic process of controlling your muscles and processing sensory input, although some studies show solving tricky problems increases your brain’s metabolic requirements too.
100 Mind-Blowing Solving Facts
Venus spins backwards. Venus spins in the opposite direction to the rest of the planets in our Solar System. This is a puzzle that requires solving if we are to understand more about the formation and evolution of our Solar System. Could it be that, in the early days of the Solar System, Venus was hit by another object, sending it spinning in the opposite direction? The truth is, there is no confirmed theory as to why Venus spins backwards relative to the other planets. But that’s not the only strange thing about Venus’s orbit. The planet also rotates slowly, with the Venusian day equivalent to 243 Earth days, and longer than the Venusian year of 225 Earth days.
Headline Puzzle: The Headline Puzzle is a monthly feature started in 1964 by Paul Derthick to keep his mind sharp outside of cryptanalytic work. It involves solving monoalphabetic substitutions from recent newspaper headlines.
AI has been around for decades. While AI is often thought of as a new technology, the concept has been around since the 1950s. Early AI systems were used to perform tasks such as playing chess and solving mathematical problems.