There's actually a natural limit on how tall trees can grow -- but what about circumference? Or total mass? Learn more in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/botany/tree-grow.htm

How Do Search-And-Rescue Dogs Work?
10:52

BrainStuff Classics: Why Do We Drop a Ball on New Year's Eve?
05:17

Can You Really Die of Boredom?
08:16