Billionaire developer and Palm Beach resident Ken Griffin's most recent purchases include rare copies of the Emancipation ...

Some dinosaurs, discovered back in the late 1800s and early 1900s, have become so iconic and well recognised that they have ...

Griffin paid a record $13.7M for the 13th Amendment and $4.4 million for the Emancipation Proclamation. Both documents were ...

The biggest piece of Mars on Earth is going on sale and is set to become the most expensive space rock in the world. The 54lb ...