Surprising Facts About Nature and Science

Bananas are berries but strawberries are not. Botanically speaking, true berries develop

from a single flower with one ovary, which is exactly what bananas do. Strawberries actually

come from flowers with multiple ovaries, making them aggregate fruits instead. Your brain uses

about twenty percent of your body's total energy despite being only two percent of your body weight.

That's why thinking hard actually makes you tired and hungry. Octopuses have three hearts and blue

blood. Two hearts pump blood to the gills while the third pumps it to the

rest of the body. Their blood is blue because it contains copper-based hemocyanin instead of iron-based

hemoglobin. A day on Venus is longer than its year. Venus takes two