Here Are All of the US Presidents Ranked By Their IQ

The More You Know

• One in four Americans thinks that the Sun revolves around the Earth.
• Jellyfish can sting even when they're dead.
• Warren Buffett has only sent one email in his life. It was sent to Jeff Raikes of Microsoft, and Buffett said it became his first and last email when it ended up in court.
• Bill Murray and Dan Aykroyd dusted off their Ghostbusters costumes to visit a terminally ill child who was a fan of the film and wanted to meet them.