Kate Middleton and Prince William engaged in a rare display of PDA while celebrating Valentine’s Day. See how the Prince and Princess of Wales are marking the loved-up holiday.

The latest news and pictures of Princess Marie of Denmark. Princess Marie is the second wife of Prince Joachim of Denmark. Their wedding took place on 24 May 2008.

Psychologist Sabina Read joined The Daily Edition to break down the science of why we're attracted to people who look like us. Know the news with the 7NEWS app: Download today "What we're really ...