Geothermal energy harnesses heat from Earth's interior — Iceland generates 90% of its heating from geothermal sources.

The process of freeze-drying preserves food flavor and nutrients better than most other preservation methods.

The average person breathes about 22,000 times per day.

The color 'orange' was named after the fruit — before oranges arrived in Europe, the color was simply called 'yellow-red.'

You are more likely to choke on food than win the lottery.

Many world mythologies feature a world tree connecting different realms — Yggdrasil in Norse myth, Ashvattha in Hinduism.

The identification of vitamins advanced nutritional science.

Sushi originally referred to fermented fish preserved in salt and rice — the rice was discarded before eating.

Wild salmon gets its pink color from eating krill and other crustaceans containing carotenoid pigments.