Sea cucumbers expel their internal organs when threatened and later regenerate them.

Avocados are technically a berry — botanically, any fruit that develops from a single ovary with a fleshy pericarp qualifies.

Eating at night doesn't inherently cause more weight gain — total caloric intake over time is what matters.

Protein folding — how a chain of amino acids twists into a 3D structure — is so complex it was unsolved until AI cracked it in 2020.

The Greek Titan Prometheus was punished for giving fire to humans by being chained and having his liver eaten daily by an eagle.

The word 'cereal' comes from Ceres, the Roman goddess of grain and harvest.

Cashew nuts grow on the outside of the cashew apple, a fruit that is itself edible but highly perishable.

Tensegrity structures, using compression and tension, can support loads far greater than their weight suggests.

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