No. No one has invented time travel.
No.
No
technically, he didn't invent it, he designed it!
That is easy: he did not!
hes mean
yes
nope...
No, da Vinci did not invent the ruler. In fact, rulers have been used since 1500 BC by members of the Indus Valley Civilization.
He didn't
Yes, kind of.
when he was alive
1967