Hero of Alexandria was born in 10 AD ... Aliique OPuscula was the first work to have come up with the famous ‘Heron’s formula. Other geometrical works include Definition which lists out ...

Heron, the great inventor of Alexandria, described in detail what is thought to be the first working steam engine. He called it an aeolipile, or "wind ball". His design was a sealed caldron of water ...

Heron, the great inventor of Alexandria, described in detail what is thought to be the first working steam engine. He called it an aeolipile, or "wind ball". His design was a sealed caldron of water ...