Merkle trees, also known as hash trees or binary hash trees, are tree-like data structures used in computer science. They are named after their inventor, Ralph Merkle, who proposed the concept in 1979 ...

We don’t often think about the roots of trees until there is a problem. A forester friend of mine called it a “fencepost mentality.” Being underground, they are often out of sight out of mind. However ...

Roots belong underground. So why do we often find visible tree roots snaking along the soil surface in the lawn or garden? Some kinds of trees, such as maples, poplars and willows, naturally have ...