There are creatures that can survive without oxygen.

The average strawberry has about 200 seeds — they're the only fruit with seeds on the outside.

Quinoa is technically a seed, not a grain, and is one of the few plant sources of complete protein.

Orcas teach hunting.

Bread left to rise too long develops an off-taste from over-fermentation — yeast byproducts accumulate.

The word 'sandwich' is named after the 4th Earl of Sandwich, who popularized eating meat between bread slices.

The word 'ketchup' likely comes from a Chinese fish sauce called 'ke-chiap'.

Vulcanization — treating rubber with sulfur — transformed a sticky, temperature-sensitive material into durable industrial rubber.

The law of conservation of energy states that energy cannot be created or destroyed, only transformed.