And if the cause was environmental—say, snow weighing down the trunks as they were newly formed—then surrounding trees of the same type ... in the world. Carbon-dated at around 1700 years ...

While drinking tree sap does not immediately sound appealing, Canadian producers are hoping that it will be the next must-try soft drink around the world ... sap water with different added ...

We cut back our pine trees and sap dripped everywhere ... On a deck, though, sap of any kind is a pain. The sugars can feed the growth of mildew, and they become sticky and grab dirt.

But this tree sap has been prized across the world for over 6,000 years ... granules collected from the trees must be separated into different grades. First grade-A frankincense is clear, white ...

There are some 73,000 species of trees on Earth ... only in botanic gardens around the world. And so the fact that it's an expat of sorts has given it kind of a different weight.