Fire & water
Restoring natural fire regimes to California's mountains could be a win-win-win: more water, improved biodiversity and a reduced risk of catastrophic fires.
To come up with effective and impactful solutions, engineers need a diversity of perspectives, experiences and skills.
Scientists have fabricated electronic switches and sensors directly onto paper, where folding it can switch circuits on and off.
Using microfluidic technology, researchers can distinguish cells that are central to breast cancer development.