unbfacts: In 17th-century England, rich landowners planted grass lawns on their most visible land to show off their wealth. Since only the very rich could “waste” good land growing grass instead of food, a big lawn told everyone you weren’t a farmer—you were rich. Source

unbfacts: The low, rumbling frequencies in heavy metal music mimic the vibrations of injured fish, which is why researchers and filmmakers have used underwater speakers blasting heavy metal to attract great white sharks. Source

unbfacts: A woman known as Patient AB began hearing calm, unfamiliar voices telling her she had a brain tumor and needed an immediate scan. Doctors dismissed the claim—until CT imaging revealed a meningioma exactly where the voices had said. After successful surgery, she awoke to hear, “We are pleased to have helped you. Goodbye.” The voices… Read More »