Filters made from tree branches can purify drinking water sources, a new study finds. Prototypes of these xylem filters, tested in India, show promise as a low-cost, natural filtration option. The ...

With demand for critical minerals on the rise, mining activity in Northern Canada is only going to increase. That will require new solutions for treating water that becomes contaminated from ...

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. Xylem conduits are ...