If you liked this story, share it with other people. As a young man, Djalma Moreira Lima used to walk throughout the rainforest to collect copal resin. He would wander around for hours looking for ...

If you're curious about 3D printers but don't want to spend upwards of $1,000 (or more) for a fancy name-brand model, Amazon has a few enticing offers for Prime members to check out. For a limited ...