The Space Shuttle Challenger Disaster
On January 27, 1986, an event occurred that would be remembered by almost everyone alive at the time. 73 seconds into its flight, the Space Shuttle Challenger was destroyed by a violent explosion, ki...
21 Helmi 202314min
The History of President's Day
The third Monday of February every year in the United States is a holiday that most people know as Presidents’ Day. It is not the most glamorous holiday and most people actually forget that it exists...
20 Helmi 202313min
The First Battle of The Marne
If you think of the first world war, your mind probably turns to images of trench warfare and thousands of men losing their lives to try and gain just a few meters of land. However, in the first few ...
19 Helmi 202311min
Artificial Sweeteners
In 1879, Constantin Fahlberg, a chemist at Johns Hopkins University, made an astonishing discovery. He was conducting experiments with coal tar when he forgot to wash his hands. When he started eatin...
18 Helmi 202313min
The 27th Amendment (Encore)
The American constitution was written in 1787, but there was a mechanism built in to amend and change the document. Since 1787 the Constitution has been amended 27 times, most recently in 1992. The ...
17 Helmi 20239min
The Boston Massacre
On March 5, 1770, one of the major events leading up to the American Revolution occurred. A confrontation between Boston civilians and British soldiers resulted in the deaths of five Americans. Whil...
16 Helmi 202313min
Magnetic Pole Reversal
Once every 450,000 years or so, the Earth undergoes a radical transformation. The planet’s magnetic field will literally flip. The north pole becomes the south pole and vice versa. Despite the fact ...
15 Helmi 202311min
The Dunning-Kruger Effect
In 1999, two social psychologists, David Dunning and Justin Kruger, published a seminal paper on a cognitive bias that can affect nearly everyone. Since the paper was published, it has given a name t...
14 Helmi 202311min
