#291 Is irradiated food safe?
Is irradiated food safe? Irradiating food kills off all of the bacteria, gives the food a fresher taste than other preservation methods, and doesn’t make the food radioactive. Ionizing radiation…
Is irradiated food safe? Irradiating food kills off all of the bacteria, gives the food a fresher taste than other preservation methods, and doesn’t make the food radioactive. Ionizing radiation…
Why does UHT milk last so long? UHT stands for Ultra High Treatment and it is heated at 138℃ for 2 seconds to kill all the bacteria. All milk you…
Where did Arabic numerals come from? They evolved from a writing system created in India in the 3rd century BC. The first evidence of prehistoric humans using numbers comes from…
Why do women live longer than men? There are many reasons, but having two copies of the same sex chromosome and testosterone might be the most significant. Obviously, both men…
How do you build a tunnel underwater? You can either build the tunnel above ground in pieces and lower it into the water, or you can dig the tunnel underground.…
What did the last emperor of china do later in life? He spent the last years of his life working as a road sweeper, a gardener, and an editor. The…
How much of your liver can you live without? Surprisingly, you can survive with only 25% of your liver. Where is your liver and what does it do? The liver…
When did people start eating cereal for breakfast? Technically in the 1850s, but it didn’t catch on until the early 1900s. The first breakfast cereal (albeit hot) was invented by…
I learned this today. Why are some places more humid than others? It is because they are closer to a large, warm body of water, which causes warm winds and…
I learned this today. When was the first passenger train? The first passenger train was Locomotion No. 1. It departed on the Stockton and Darlington Railway on September 27th, 1825.…