A vast and largely overlooked source of rare earth metals, materials critical for clean energy, could be in our homes, sitting in the back of our cabinets and junk drawers.
Two new studies show how a lightweight construction material and a fire-retardant, both made from fungi, could be safe, sustainable alternatives to the chemicals, foams, and plastics in our homes.
Many companies and investors are eager to recycle batteries but it could take a decade or more before enough used lithium-ion batteries become available.
Right now, the nation is almost entirely dependent on other countries for minerals that are used in everything from wind turbines to strike fighters and satellites.
