Results for "human body"

The human body contains roughly 30 trillion human cells — but hosts approximately 38 trillion bacterial cells, mostly in the gut. You are, by cell count, more bacteria than human.

The human visual system can theoretically distinguish up to 10 million different colours, thanks to three types of cone cells in the retina — yet we have no names for the vast majority of them.

The peacock mantis shrimp strikes with a club-like appendage that accelerates at 10,000 g — faster than a .22 calibre bullet — generating enough force to shatter aquarium glass.

The Great Pyramid was completed around 2560 BC. Cleopatra was born in 69 BC. The Moon landing was in 1969 AD. She was closer to Neil Armstrong than to Khufu.

Neutron stars are so incredibly dense that a single teaspoon of their material would weigh around one billion tonnes on Earth.