The Thatcher effect, named after the notorious former premiere, whose photograph was first used to demonstrate the effect, refers to the odd way the human brain perceives an upside-down face. The best way to explain is to demonstrate. Have a look at this video, which is a wee bit creepy… embedded by Embedded VideoYouTube Link:  OU video demonstration So the Thatcher effect means that on an upside-down face, we do …Read the Rest

How differential gears work

39, April 15, 2013

A great video from the 1930s explaining how differential gears in cars work. embedded by Embedded VideoYouTube Link:  Did you …Read the Rest

Blue Moon – 31 August 2012

12, August 31, 2012
Blue Moon – 31 August 2012

Today, the moon is blue! This month is a blue moon month! Commonly speaking, we call a moon ‘blue’ when …Read the Rest

An Optical Illusion…

56, October 1, 2011

The squares, A and B, are the same shade of grey! Did you like this? Share it:

The average person walks the equivalent twice around the world in a lifetime!

The average person walks the equivalent of twice around the world in a lifetime!!!  Contributed By: Samiksha Singh Actually , …Read the Rest

The sky, according to Ancient Greeks, was bronze. They really had no word for the colour blue, and it may …Read the Rest

This is an email that’s doing the rounds, we cannot vouch for it’s veracity, although some of these “facts” are …Read the Rest

Football referees used to signal with handkerchiefs, not whistles! Red / yellow cards even more recent!

Before the introduction of the whistle, football (soccer) referees indicated their decisions by waving a handkerchief. Whistles were not introduced …Read the Rest

The world feels very solid around us, but in reality almost all of the size of each of the atoms …Read the Rest

Happy St. Patrick’s Day

36, March 17, 2011
Happy St. Patrick’s Day

Happy St. Patrick’s Day to all our readers. You might not be aware that the patron saint of Ireland was …Read the Rest

When was the last Ice Age? It’s now!

We tend to think of the Ice Age as being in the distant past, millions of years ago when glaciers …Read the Rest

One Thousand

29, January 25, 2011

From 0 to 1,000, the letter “A” only appears in 1,000 (“one thousand”). By: Roy Did you like this? Share …Read the Rest

Think you know about “Robbie Burns”? Er, who’s that?

Happy Burns’ Day! (Jan 25th) The famous Scottish bard, the Ayrshire ploughman, the people’s poet – Robert Burns was called …Read the Rest