#160 What is West Point?
I learned this today. West Point is the United States Military Academy. It used to be a fort and is now the […]
#159 How does a battery work
I learned this today. A battery works because the chemical reaction within it produces electrons. There are different kinds of batteries that […]
#158 How could dinosaurs grow so big?
I learned this today. Dinosaurs were able to grow so big because they had hollow bones, could get more nutrition out of […]
#157 When did we start using fire extinguishers?
I learned this today. The first fire extinguisher was patented in 1723 by Ambrose Godfrey. For thousands of years, the only way […]
#156 How does superglue work?
I learned this today. Superglue works because a chemical reaction occurs that makes it harden. Superglue is made from ethyl cyanoacrylate, which […]
#155 What is Reuters?
I learned this today. Reuters is an international news agency that started in Germany 150 years ago. Reuters was started by Paul […]
#154 What is liquefied natural gas?
I learned this today. What is liquefied natural gas? Liquified natural gas is gas that has been cooled down until it becomes […]
#153 What is the dark web and how does it work?
I learned this today. What is the dark web and how does it work? The dark web is the part of the […]
#152 What is the difference between Celsius, Centigrade, Fahrenheit, and Kelvin?
I learned this today. What is the difference between Celsius, Centigrade, Fahrenheit, and Kelvin? Fahrenheit was invented first. Celsius came next. Celsius […]
#151 How do run-flat tires work?
I learned this today. There are three different types of run-flat tires. Ones that can self-seal a hole, ones that can still […]