A History of Mars Exploration
Ever since humans looked up at the stars they noticed that a few of them were different from the others. They moved. These moving points of light were planets. One of those points of light was, of cou...
24 Helmi 202115min
The London Beer Flood
Early 19th century London was a dangerous, dirty, dingy place with tons of poverty and a lot of drinking. Alcoholism was common and excessive drinking, especially amongst lower-income people in London...
23 Helmi 20217min
Base Units of Measurement
Every day we are constantly using measurements. We have ways of measuring distance, temperature, time, light, pressure, energy….everything. Yet, why do we measure everything the way we do? Why is a se...
22 Helmi 202111min
Mitochondrial Eve
On January 1, 1987, a paper was published in the journal Nature which rocked the world of anthropology. Researchers Allan Wilson, Mark Stoneking, and Rebecca Cann used the then-new science of genetic ...
21 Helmi 202110min
The Elevator
Some of the things we use every day were invented in the distant past. Other things were invented quite recently. However, there is a category of inventions that have been known forever, but no one ev...
20 Helmi 202110min
Space Junk
In 1957, Sputnik was launched into orbit as the world’s first artificial satellite. Today, 64 years later, there are more than 1,000,000 objects larger than 1 centimeter floating around the Earth. Alm...
19 Helmi 202110min
Who Was the Richest Person in History? (Encore)
Jeff Bezos, the founder, and CEO of Amazon was recently named the richest person in the world. This is primarily a function of the stock he owns in the company and the company’s valuation in the stock...
18 Helmi 202112min
Why are French Fries called French Fries? (Encore)
Everyone loves french fries. It is one of the few things which most people can agree on in the world today. The average American consumes over 16 pounds of them every year, and they have become a stap...
17 Helmi 20219min
