Steven Chu

Department of Energy unveils $306m of funding for energy efficiency and heat pump projects

Reflecting sunlight on buildings and cars among dozens of ideas considered by Steven Chu and the US energy department

As US climate bill clears latest hurdle, Steven Chu warns there will have to be a compromise on emission targets if further delays to legislation are to be avoided

Department of Energy announces up to $84m in funding for enhanced geothermal projects

New team's green credentials underline president-elect's commitment to low carbon agenda