WASHINGTON — The Energy Department’s Advanced Research Projects Agency-Energy (ARPA-E) today announced $31 million in funding for 14 projects as part of ARPA-E’s newest program: Single-Pane Highly Insulating Efficient Lucid Design (SHIELD). SHIELD project teams are developing innovative window coatings and windowpanes that could significantly improve the energy efficiency of existing single-pane windows in commercial… Keep reading →