Energy
Sunlight Powers Portable, Inexpensive Systems to Produce Drinking Water
A new generation of tech uses heat from the sun to provide clean, salt-free water
Energy3159 articles archived since 1845
Automobiles
Want Greener Cars? Focus on Fuel Efficiency
Electric cars are great, but higher fuel economy for vehicles of all sizes is better
Environment
New Wind Turbine Blades Could Be Recycled Instead of Landfilled
If the blades can hold up to outdoor conditions, they could help accelerate onshore and offshore wind power
Energy
With GOP Support, Arizona Mandates Cleaner Energy
The falling costs of renewables has helped shift political winds around power generation
Energy
Biden and Electric Utilities Are Split on Emissions Goals
Though many power companies have set ambitious long-term targets, more immediate action is needed
Energy
Green Hydrogen Could Fill Big Gaps in Renewable Energy
A zero-carbon supplement to wind and solar
Aerospace
Birdlike Flight Formations Could Cut Airline Emissions
A bioinspired arrangement could save energy by allowing one plane to provide extra lift to another—if both aircraft can remain stable
Energy
Election Science Stakes: Energy
Scientific American senior editor Mark Fischetti and associate editor Andrea Thompson talk about this election and the future of U.S. energy research and policy.
Energy
Floating Offshore Wind Turbines Set to Make Inroads in U.S.
These turbines can be used in deeper waters than existing ones, which opens more areas of the coast to wind power
Energy
U.S. Wind and Solar Installations Are Smashing Records, but the Trend May Not Last
The renewable boom needs to continue in order to decarbonize the energy grid, but key tax incentives are ending
Energy
Researchers Urge Federal Moonshot for Clean Energy
The group has revealed a road map on accelerating government clean-tech investment for the next presidential administration
Energy
Bricks Can Be Turned into Batteries
Pumping cheap iron-oxide-rich red bricks with specific vapors that form polymers enables the bricks to become electrical-charge-storage devices.
Energy
First U.S. Small Nuclear Reactor Design Is Approved
Concerns about costs and safety remain, however
Climate Change
Mounting Climate Impacts Threaten U.S. Nuclear Reactors
Higher temperatures, rising flood risks and increased water stress mean facilities need to take additional resiliency measures
Climate Change
This Lab Aims to Prepare the U.S. Electricity Grid for a Climate Transformation
A new test bed at the National Renewable Energy Laboratory will explore ways to ease the shift to renewables and energy storage systems
Energy
U.S. Offshore Wind Needs to Clear a Key Hurdle: Connecting to the Grid
A piecemeal approach risks overloading electrical systems and tangle of deep sea cables
Automobiles
Los Angeles Accelerates Efforts to Electrify Its Infamous Traffic
The city aims to add more electric chargers and to convert its bus fleet to meet its emissions-reduction goals
Space & Physics
Why NASA’s Perseverance Mars Rover Uses Nuclear Energy
Radioactive plutonium is crucial for keeping this and other power-hungry deep-space missions warm and working for years on end
Energy
The Real Reason for Daylight Saving Time: Gas
Originally published in August 1908
Electronics
Speaker System Blocks City Noise
The system works like noise-cancelling headphones but fits over an open window. Christopher Intagliata reports.
