A Russian man who was being operated on for a suspected tumor ended up having a fir tree removed from one of his lungs. The 2-inch tree was found by surgeons when they opened up Artyom Sidorkin, 28… ...

Yes, this whole tree-like blood clot emerged from a 36-year-old patient in one piece. The patient had received blood thinners after having a mechanical heart pump placed in his body.

Globally, trees are often recognized as the ‘lungs of the world’ because they exchange oxygen and carbon dioxide with the atmosphere. However, this is an understatement.

But for all of its lung power, CO2 concentrations keep building in our atmosphere. We’re apparently pouring so much CO2 into the sky that the trees can’t keep up.