a record heat wave, a branch of a 200-year-old tree broke and caused damage to nearby power lines. Experts speculate that the cause of the broken branches is that 'it was too hot and gas accumulated ...

Passing storms has an incredible effect on a tree that was struck by lightning. The tree didn't break, it exploded. Meteorologist Nadine Powell explains why this happens.

Sudden or severe cold temperature can cause trees to experience "frost crack." NPR's Scott Simon talks with Bill McNee of the Wisconsin Department of Natural Resources about what happens and why.

Footage captures a tree violently splitting apart as freezing temperatures cause internal pressure to build, surprising ...