Spot the Difference

Hundreds of years ago, Robert Hooke published a book called Micrographia that included hand-drawn images of samples observed under a microscope! Hooke, who we mentioned in a previous fact, is often credited as the discoverer of cells, after studying cork under the microscope.

Although lightning bolts appear huge, they are actually just two to three centimetres wide at an average length of three kilometres. But mighty they are: at 30,000 °C, the heat generated by lighting is five times hotter than the surface of the sun!

In 2003, an episode of ‘The Simpsons’ aired where Homer gave his email address as ChunkyLover53@aol.com. Matt Selman, the episode’s writer, signed up for the email address beforehand and after the show aired, found his inbox completely packed to its limit within a matter of minutes!