Margot Robbie made a creative decision to slap Leonardo DiCaprio during her “Wolf of Wall Street” audition instead of kissing him, according to the “Barbie” star. The result, she joked ...

Throughout his lifetime, Leonardo da Vinci designed many fantastical flying machines, self-driving carts and even a tank! Explore 3D models of these wonderful designs. In the mid-1480s, Leonardo ...