Being on "Shark Tank" can help a business realize its dreams, whether by getting an investment or from the exposure gained.

The very concept of an "armored vehicle" has been around for at least as far back as 1482, when Leonardo da Vinci penned a letter to the Duke of Milan that included a design for what is considered a ...

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 ...

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. You might know that Leonardo ...

There were flying machines, a parachute a robotic knight and even a tank.' LEONARDO DA VINCI:Check me out, I'm gonna blow you up from the 16th Century. FRAN SCOTT:So which one's your favourite ...