Authors:

The oft-heard comment that Leonardo [da Vinci]'s genius managed to transcend the culture of his time is amply justified. But his was not a science-fiction voyage into the future as much as a plunge into the past.

"The Forgotten Revolution: How Science Was Born in 300 BC and Why It Had to Be Reborn". Book by Lucio Russo, 2004.
The oft-heard comment that Leonardo [da Vinci]'s genius managed to transcend the culture of his time is amply justified. But his was not a science-fiction voyage into the future as much as a plunge into the past.