Sediment cores from the Aegean Sea reveal that human-driven lead contamination began 5,200 years ago—much earlier than expected. This pollution is tied to shifts in economy and land use, culminating ...

Your old cell phones could be worth a good amount of money, especially if they were part of a groundbreaking generation or are rare.

When English leaders began fretting about coal, the late-20-something Jevons decided he wanted to address their concerns. And ...