How Germany's coal heartland became an outdoor recreation paradise
August 26, 2018, 1:18 p.m. by Josh Lew
Germany has transformed its largest strip mining region into an unpolluted haven for outdoor enthusiasts.
Scientists unmask the toxic villain behind London's 'killer fog'
November 17, 2016, 3:07 p.m. by Michael d'Estries
Researchers studying the 1952 event, which claimed the lives of thousands, have finally confirmed what made the event so deadly.
We're witnessing the third industrial revolution playing out in real time
November 7, 2016, 2:13 p.m. by Lloyd Alter
Hold onto your hat: The digital revolution is just getting started — no matter who wins on Election Day.
Michael Bloomberg gifts Sierra Club $30M to fund anti-coal efforts
April 8, 2015, 11:28 a.m. by Michael d'Estries
Billionaire philanthropist and former mayor says he's 'doubling down' on efforts to reduce carbon emissions and to replace half the nation's coal with clean energy by 2017.
Biggest U.S. methane source spotted from space
October 10, 2014, 11:10 a.m. by Becky Oskin, LiveScience
The gassy hotspot is centered over New Mexico's San Juan Basin, where some 40,000 wells suck out natural gas trapped in coal seams.
Interactive map plots your address over 750 million years of Earth's history
9 of the world's largest dog breeds
The brightest star in the night sky will go dark
A shelter worker couldn't leave the dogs alone in a storm — so she slept over
17 bizarre and beautiful bird nests
11 things humans do that dogs hate