Canvis

=== Ciència ===

=== Ciència ===

[[Image:Alexandre_humboldt.jpg|thumb|right|<center>[[Alexander von Humboldt]]</center>]]

[[File:Alexandre humboldt.jpg|thumb|right|<center>[[Alexander von Humboldt]]</center>]]

[[Image:1885Benz.jpg|thumb|right|<center>Vehícul [[Benz]] de [[1885]].</center>]]

[[Image:1885Benz.jpg|thumb|right|<center>Vehícul [[Benz]] de [[1885]].</center>]]