Published in a new book, the elaborate family tree goes back to 1331 to Michele, the great-great-great grandfather of the famous Leonardo.

Researchers are yet to verify whether the supposed descendants like drawing weird prototype helicopter things.

I've Venn Thinking — a creative card game that lets players compete to find the funniest similarities between an unlikely ...

The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.