Leonardo da Vinci's tree rule may be explained by wind

(PhysOrg.com) -- More than 500 years ago, Leonardo da Vinci observed a particular relationship between the size of a tree’s trunk and the size of its branches. Specifically, the combined cross-sectional areas of a tree’s ...

What if our history was written in our grammar?

Humans have been always on the move, creating a complex history of languages and cultural traditions dispersed over the globe. An international team under UZH's lead has now traced families of related languages over more ...

page 1 from 20