Ballpark — July 6, 2026
Answers to that day's 5 daily estimation questions.
About how much caffeine is in a single shot of espresso?
~65 mg
Espresso is concentrated, but the serving size is small.
Times the average human heart beats in a year
37 million
Assuming an average of 70 beats per minute.
Total Pokémon species (Gen 1 to 9)
1,025 species
As of the latest Nintendo Switch entries.
Ants on Earth (estimated)
20 quadrillions
Total biomass is greater than all wild birds and mammals.
Weight of a Major League Baseball
5 ounces
Must be between 5 and 5.25 ounces.