EngineeringApril 15, 2016
4-D Printing Adds New Dimension to DIY Fabrication
In addition to three-dimensional control, a new printer builds things from several different materials, not just one
Stories by Polly Wilson
ChemistryJuly 28, 2014
Depleted Uranium Could Turn Carbon Dioxide into Valuable Chemicals
New reactions could convert excessive CO2 into building blocks for materials like nylon