Shape-Shifting Metals Could Generate Electricity from Wasted Heat
A prototype waste-heat engine runs by cycling hot and cold water through its pistons
Energy2470 articles archived since 1845
Atomic Age Began 75 Years Ago with the First Controlled Nuclear Chain Reaction
The finding that fission releases huge amounts of energy launched a scientific and military race to understand and use this new atomic source of power
Tesla Switches on World's Biggest Lithium Ion Battery
The battery will feed Australia’s shaky power grid
Top 10 Emerging Technologies of 2017
Disruptive solutions that are poised to change the world
Repair or Renovate? Puerto Rico Faces Stark Power Grid Options
The island wants to upgrade its infrastructure, but must first wait for the lights to come back on
How a Victorian Lawyer from Wales Invented the Hydrogen Fuel Cell
The gas battery’s history began with a brief note to chemist and physicist Michael Faraday at the Royal Institution
Radical Proposal Would Prop Up Coal Power Industry
Energy Secretary Rick Perry and his department want to tilt the playing field in the name of helping a supposedly frail electric grid
Smog Casts a Shadow on China's Solar Farms
The wintertime smog in China's northeastern provinces is so severe it blocks more than 20 percent of sunlight from reaching the region's solar panels. Christopher Intagliata reports...
Trump Administration Is Repealing Obama's Clean Power Plan
The regulation limited planet-warming carbon dioxide emissions from power plants
China's Huge Investments in Science Are Starting to Pay Off
Seeing a chance to lead, China is deploying clean energy, quantum satellites and genomics
Shunning Fossil Fuels, 40 Catholic Groups Seek Climate Action
The coalition is the largest number of Catholic institutions to team up for a shift to green energy
Known Unknowns: The Dangers of North Korea's H-Bomb Threat
The U.S.’s 1954 Castle Bravo thermonuclear disaster offers a cautionary tale about what could go wrong
Seismologists Stumped by Mystery Shock after North Korea Nuclear Test
A second jolt felt minutes after this month's detonation continues to confound researchers
The New Economy of Excrement
Entrepreneurs are finding profits turning human waste into fertilizer, fuel and even food
Never Mind the iPhone X, Battery Life Could Soon Take a Great Leap Forward
Addressing the amount of energy consumed by the CPU when running particular software could make a major difference to how long we need to charge our devices in future
How States Will Hit 100 Percent Clean Energy
New technologies and cheaper costs are needed to reach the 100 percent goal for Hawaii and California
Germany's Transition from Coal to Renewables Offers Lessons for the World
How to retrain coal miners and create new jobs
How Close Is North Korea to Targeting the U.S. with Nuclear Missiles?
The reclusive country’s latest provocation could pose a strategic threat not only to North Korea's neighbors, but also the U.S.
Taking Charge of Better Batteries
Faster, sleeker, more powerful gadgets hit the market daily. The batteries that power them may have struggled to keep up, but an ultra-fast alternative is in sight.
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U.S. Energy Department Study Calls for Boost to Coal and Nuclear Power
The report dovetails with the president’s promise to revive the ailing mining sector
