The guitar picks and jewelry sold by the company Symmetry look like they’re made of exotic woods. You might spot mahogany or purpleheart, which are sourced from rainforests, but no trees were cut down ...

A new alternative wood totally foregoes the need for trees. And it's the winner of this year's national James Dyson Award. Pyrus, developed by University of Illinois student Gabe Tavas, comes from a ...