Watch 4:53
Why transitioning to only renewable energy will be difficult for the U.S.
After millions of protesters marched around the globe to demand action on climate change, we more closely examine what policies they are proposing. Miles O’Brien joins William Brangham to discuss current sources of U.S. energy and what it would take…
This clean energy invention runs on nothing but cold, night air
A new thermoelectric generator could bring light to one billion people who live without power...if market forces will let it.
How artificial intelligence spotted every solar panel in the U.S.
Curious onlookers can check out the open-access maps. Publicly available information on this scale could help revolutionize the future of energy.
Watch 2:58
How a four-legged mowing system keeps solar farms producing energy
Despite the advantages they offer in terms of leveraging renewable resources, solar farms also bring with them special challenges. Among these is controlling vegetation growth around the panels--essential for ensuring a consistent, stable power source, but a laborious and time-consuming…
Bypassed in the ‘30s and '40s, one third of homes in Navajo Nation still have no access to grid electricity. Yet ironically, it's a huge electricity exporter, with one of the biggest coal-fired plants churning out power sold to millions.
It’s been just over six months since Hurricane Maria slammed into Puerto Rico and roughly 150,000 people still do not have power. A string of grassroots efforts aims to jumpstart the grid with solar energy. Science producer Nsikan Akpan explains…
Making renewables a mainstay in Puerto Rico will require more than solar panels and wind turbines. There's also a monopoly and Congress with which to contend.
Morocco says it wants to be the Saudi Arabia of solar energy. Its flagship project is a first-of-its-kind, $9-billion energy plant called Noor, meaning "light" in Arabic, and the size of the city of Paris. Special correspondent Monica Villamizar reports…
The 24-hour news cycle is filled with politics coverage, but not everything gets the attention it deserves. Here are five politics stories you may have missed in the past week.
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