This theater is heated with sewage (and no, it doesn't smell)
February 9, 2016, 3:02 p.m. by Sami Grover
It doesn't sound too pleasant, but sewage can be a great source of heating and cooling for municipal buildings.
Ahead of Valentine's Day, GE calls it quits with the CFL bulb
February 1, 2016, 3:47 p.m. by Matt Hickman
Don't let the door hit you on the way out, pigtail.
Next-gen incandescent bulb is a light-recycling marvel
January 12, 2016, 6:04 p.m. by Matt Hickman
And it's potentially more efficient than an LED.
Lessons from 2015: We have to rethink how we talk about efficiency and green building
December 31, 2015, 6:57 a.m. by Lloyd Alter
We can't just build better; we have to change the way we live.
Ultra high-definition TVs might use $1 billion worth of additional energy per year
December 23, 2015, 6:12 a.m. by Lloyd Alter
But there are things you can do if you find a big 4K TV under the tree.