Economies need energy to function, and we're running out.
Power cuts in winter add to Libyans’ woes
Tillerson acknowledged that climate change was real, but it's clearly not a priority.
Experts say the country appears to be a “testbed” for cyber attacks that could be used around the world.
According to a new report, the gas tax global mean fell 13.3 percent between 2003 and 2015.
Cruise ships are never going to be great for the environment, but at least they can be less awful.
And it's sending three astronauts on a spacewalk to do the job.
They're just not as efficient as solar panels yet.
Newly discovered “Casper” octopus among the species under threat from proposed mining projects.
Bitumen from the oilsands could impact marine ecosystems in 15 ways, scientists say.