10 weird things scientists calculated in 2021

The world is full of beautiful equations, numbers and calculations. From counting beads as toddlers to managing finances as adults, we use math every day. But scientists often go beyond these quotidian forms of counting, to measure, weigh and tally far stranger things in the universe. From the number of bubbles in a typical glass of beer to the weight of all the coronavirus particles circulating in the world, here are 10 weird things scientists calculated in 2021.

Related: Photos: Large numbers that define the universe

Beer bubbles

(Image credit: Brian Hagiwara/Getty Images)

Pouring ice-cold beer into a glass forms lots of tiny bubbles — and thanks to some thirsty scientists, now we know how many. 

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