The earliest microscopes were called flea glasses because they were predominantly used to observe small insects such as fleas!
Fact Lab
Willy Wonka & The Chocolate Factory, the film based on Roald Dahl's book Charlie and The Chocolate Factory, was funded in part by Quaker Oats. Quaker Oats agreed to help finance the film and launch a candy line (which later became The Willy Wonka Candy Company) in order to bring the candy creations to life.
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!
Glasses that filter blue light are becoming more popular. Blue light emissions can cause everything from eye strain to making it harder for you to fall asleep! A common misconception is that computer screens emit blue light. Research shows that it's our long hours in front of the screen, rather than their blue light, that causes our eye strain.
Fact Lab
Willy Wonka & The Chocolate Factory, the film based on Roald Dahl's book Charlie and The Chocolate Factory, was funded in part by Quaker Oats. Quaker Oats agreed to help finance the film and launch a candy line (which later became The Willy Wonka Candy Company) in order to bring the candy creations to life.
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!
Glasses that filter blue light are becoming more popular. Blue light emissions can cause everything from eye strain to making it harder for you to fall asleep! A common misconception is that computer screens emit blue light. Research shows that it's our long hours in front of the screen, rather than their blue light, that causes our eye strain.
The smallest sample that can be clearly observed under a light microscope is a 500 nanometer long object. It is possible to observe smaller objects than this, but their features might be distorted. Anything smaller than 500 nanometers loses detail because of the wave nature of light.
Hero Battle
Popular Quiz Games
Most Played Quizzes
