Amber is actually made of resin, a different tree goo altogether. While sap is watery and flows through a tree the way blood flows through our veins, resin is thick and just oozes around inside ...

Fossilized tree sap, called amber, is an absolutely amazing substance. It lasts for an incredibly long time and it has yielded some of the most incredible fossil discoveries of our time.

Tree sap turns table on bug trap plant. By Geoffrey Mohan. Dec. 1, 2014 4:43 PM PT . ... The amber-bearing sediments at the Jantarny amber mine date to 35 million to 47 million years ago.

An international team of researchers recently discovered two 99-million-year-old bird wings perfectly preserved in amber. The wings, from two young birds trapped in tree sap, are the first ...