Are Fewer Airplanes in the Sky a Good Thing?

The global pandemic has changed the way we travel. There are fewer airplanes in the sky. Airlines are retiring them because there are fewer passengers. While this is bad for the airline and travel business, it is quite good for the environment. If you live in a big city you’ve probably enjoyed the peace and…… Continue reading Are Fewer Airplanes in the Sky a Good Thing?

How Much Pi?

Emma Haruka Iwao, who works at Google, used Google Cloud computing to calculate 31.4 trillion digits of pi. This is the first time some used publicly available cloud software for an enormous pi calculation. Peter Trueb set the previous world record in 2016, calculating the digits of pi to 22.4 trillion digits. Emma loved pi…… Continue reading How Much Pi?

How Many Elephants left?

Elephants live in 37 African and six Asian countries. The African is larger, and is in fact the largest animal on land. Illustration ©Jane Ray 2017 Its shoulders can be up to 11 feet high and it can weigh up to six tons. Elephants use their trunks to breathe, wash, or hold things. They live…… Continue reading How Many Elephants left?