Unlike normal tree sap, which is usually clear or amber, this one looks deep red—almost like fresh blood. But why does this tree produce red sap? Scientists believe it serves multiple purposes ...

Amber – tree sap left over from prehistoric forests, often with trapped insects or plant matter inside – was plentiful in the Baltic but highly prized for decorative purposes further south ...

The salamander managed to escape but then must have fallen into a pool of tree resin, which preserved the tiny amphibian as it hardened into amber. George Poinar, Jr., a biologist at Oregon State ...

Amber close amberHardened tree resin. is a substance that is formed from hardened tree sap or resin. This allows the whole organism to be seen clearly. Britain's most famous peat bog body is known ...