Q. I have a new coffee maker and want to make my coffee with filtered water. Without installing add-on equipment or drilling holes in my countertop, what are some permanent water filter options for a ...

A high-school senior has built a simple water filter using a common tree seed that can effectively remove bacteria such as E. coli and other pollutants. Distributing the easy-to-follow instructions on ...

(Nanowerk News) The interiors of nonflowering trees such as pine and ginkgo contain sapwood lined with straw-like conduits known as xylem, which draw water up through a tree's trunk and branches.