Science Energy

Renewable Energy

Find out how solar, wind, biomass, hydroelectric, and geothermal power are harnessed to produce renewable energy.

Hywind floating offshore wind turbine, North Sea, Norway, 2000.

Newsom Eyes Floating Wind Farms Off California Coast

A Guide to Solar Panel Installation

How Does Solar Battery Storage Work?

Types of Solar Panels: Pros and Cons
What Happens if You Have Solar and the Power Goes Out?
Renewable Energy Boomed in 2020
Solar Incentives: Everything You Need to Know
How Many Solar Panels Do You Need?
Solar Water Heaters: What You Should Know
Are Solar Panels Recyclable?
Are “Free Solar Panels” Really Free?
How Long Do Solar Panels Last?
What Are Solar Panels Made Of?
Are Solar Panels Worth It?
The Pros and Cons of Solar Energy
Is Solar Energy Renewable?
What Is Community Solar?
Nonprofits Are Going Solar With Recoverable Grants
Everything You Need to Know About Net Metering
How Do Solar Panels Work?
Hydrogen and Carbon Capture Together at Last
Sunamp Heat Batteries Can Help Electrify Everything
How Rooftop Solar Benefits Your Neighbors
World’s Largest Solar Project Might Change How We Think About Power
Geothermal Energy Pros and Cons
What Is Geothermal Energy?
What Is Wind Energy? Definition and How It Works
The Best Solar Lanterns for Camping and Emergencies
Wind Energy Pros and Cons
The 4 Best Solar-Powered Generators of 2021
Is a Home Wind Turbine Right for You?
What Are Solar Ovens – and Why Are They Heating Up?
Bladeless Wind Turbine Could Be 2X as Efficient as Conventional Designs
No Fossil Fuels Are Burned to Run This Jet Engine
How Much CO2 Does One Solar Panel Create?
What Is a Solar Tower and How Does It Work?
Rural Community That Lost Two Coal Mines Is Now Teaching Kids to Install Solar Panels
Solar Panels Pair Surprisingly Well With Tomatoes, Peppers and Pollinators
This Solar Hydropanel Can Pull 10 Liters of Drinking Water Per Day Out of the Air
Jimmy Carter's Solar Farm Now Powers More Than Half of His Hometown
The Energy Payback for a 2-Megawatt Wind Turbine That Lasts Over 20 Years Is... 5-8 Months
Why Choosing Solar Panels or a Hybrid Car Has More Impact Than You Think
Portable Woodstove Folds Down, Heats Up Tents, Yurts & Tiny Homes
Almost Half of Denmark's Electricity in 2019 Came From Wind Power
Tesla Introduces Solar Roof, Version 3, and Just in Time
Swedish Company Is Building Wind Turbine Towers Out of Timber
Can We Make Steel Without CO2 Emissions Using Renewable Hydrogen?
Put a Power Plant in Your Living Room
Super-Yacht Is Powered by Liquid Hydrogen. How "Eco" Is That?
French Solar Roadway Declared "A Complete Flop"
Smart Money Should Be Investing in Renewables, Not Fossil Fuels
The Power Is Coming Back on in Australian Communities Thanks to Solar-Powered Minigrids
Scotland Produced Enough Wind Energy for Double Its Homes in Last 6 Months
Costa Rica Poised to Become World's First Fossil Fuel-Free Country
Washington, D.C., to Run Entirely on Renewable Energy by 2032
Puerto Rico Plots Out Total Switch to Green Energy by 2050
This Compact Wind Turbine Is Perfect for Blustery Cities
How to Build a Solar Powered E-Bike Charging Shed in Sunny Eugene, Oregon
7 Awesome Solar Boats You Must See
These 10 Cities Are Embracing 100% Renewable Energy
What Is Green Energy?
Is Elon Musk's SolarCity Circling the Drain?
18 Amazing Wind Farm Photos
Scientists Turn Stinky Durian Waste Into Energy Storage
Community Solar-Plus-Storage Goes Big in Massachusetts
How Many Solar Panels Does It Take to Fill Up a Hydrogen Car?
By 2030, 1/3 of UK Energy Will Come From Offshore Wind
This Solar-Powered Dutch Poultry Farm Specializes in 'Carbon-Neutral' Eggs
Why Solar Is Booming in Latin America
Google Buys 43MW of Wind Energy, Saves Birds Too
Germany's 'Energiewende' Is Picking Up Steam
As Costs Fall, Corporations Reach Renewables Goals Early
UK Carbon Emissions Down 38% Since 1990
10 Surprisingly Easy Sources of Alternative Energy
What if Wind Farms Could Power the World?
Renewables Overtook Coal in Germany Last Year
Is Burning Wood for Heat Green? In a Word, No.
7 Amazing Facts About Renewable Energy
Want to Fight Drought? Build Wind Turbines
Whatever Happened to Jimmy Carter's Solar Panels: The Sequel
Apple Plans Massive Solar Farm in North Carolina
Coal-Fired Power Plant to Become Solar-Powered Village
Innovative Floating Tidal-Power Turbine Generates 3 GWh of Energy in Its First Year of Testing
There's No Fuming About This Food Truck – It's Electric.
Discarded H&M Clothing Is Fueling a Swedish Power Plant
Solaroad Opens First Solar Bike Path
Scottish Utility Goes 100% Renewable, Pushes Electric Vehicles Too
Facebook Uses Open-Air Cooling in Super Efficienct N.C. Data Center
A Solar-Powered Plug That Sticks to Windows and Out From the Crowd
Robert Moses Gets Resilient With First of Solar for Sandy Installations
Clean Power to the People
How to Make Your Own Rocket Stove With a Few Cinder Blocks
9 Ingenious Wind Turbine Designs
Holy Grail of Fuel? Scientists Make Synthetic Gas From Air and Water
California Becomes First State to Require Solar Panels on New Homes
5 Innovative Hydroelectric Power Ideas
Vestas Unveils Gigantic 10 MW Wind Turbine
National Hanging Out Day: Ways to Dry With Solar and Wind Energy
Solar Road in France Generates Half the Power Expected
More Than 100 Cities Get 70% or More of Their Energy From Renewables
The Beauty of Wind Turbines
Greek Island Tilos on Its Way to Becoming Fully Powered by Renewable Energy
This Huge Project Could Change the Wind Game
5 Best Portable Solar Laptop Chargers
Today's Tobacco Field, Tomorrow's Solar Farm
Why Airports Are Embracing Renewable Energy
World's First Solar-Powered Theme Park Is Coming to New Jersey
Clean Energy Credit Union Launches to Support Low Carbon Transition
Just Add Water and Sunlight to These Gold Stars to Create Renewable Energy
Cleveland, Birthplace of Standard Oil, Promises 100% Renewable Energy
Duke Energy Dedicates $25 Million to EV Charging in NC, Promises 300 MW of Battery Storage
The Future of Wind Power: 9 Cool Innovations
Oregon 'Solar Apiary' Combines Energy Production With Honey
Build This Open Source DIY Wind Turbine for $30
This Electric RV Is Powered by Solar
Build Your Own Mini Wind Turbine From Printer Parts
Pellet Stoves vs. Wood Stoves: Which Is Greener?
Are Pellet Stoves a Good Heating Option?
Solar 'Smart' Greenhouses Produce Both Clean Electricity & Food Crops
Biogas and How to Make a DIY Anaerobic Digester (Video)
Small-Scale Solar Desalination System Aims for Affordable Water Independence
Are Building-Integrated Wind Turbines Still "Folly"?
Solar Panel Suitability Checker App Finds the Best Spot on Your Roof for Solar Panels
Small-Scale Solar Powered Air Conditioning Is Here (In Spain, Anyways)
This Portable Solar Charger Is Big Enough to Be Your Emergency Home Power Source
Hot Home Wind Turbines You Can Actually Buy, Plus One You Wish You Could
Algae Could Light Up Our Cities at Night
HomeBiogas 2.0: Ready-To-Use Biogas Solution for the Home
Solar Roadways: Don't Believe the Hype on This Boondoggle of a Project
Solar Thermal System Integrates Invisibly Into Slate Roof
The Economist Looks at the Duck Curve, Goes Quackers on the Metaphors
Solar Canopy Transforms Old Railway Bridge Into London's Newest Landmark
Seven Rotating Houses and Towers That Turn Our Crank
Silent Rooftop Wind Turbines Could Generate Half of a Household's Energy Needs
World's Largest Wind Turbine to Be Built in the UK
Do Solar Thermal Hot Water Heaters Still Make Sense?
Ask Pablo: Do Solar Panels Contribute to the Heat Island Effect?
Build a Solar Cooker for Just $5
Magenn Air Rotors: Floating Wind Turbines
In California, People Without Rooftop Solar Panels Pay a $65 Per Year Subsidy to Those With Them
3D Solar Towers Could Generate 20x More Energy Than Flat Panels
Learn to Build a Do It Yourself Biomass Gasifier
$3 Emergency Solar-Powered Radio Made With an Altoids Tin
DIY Open Source Solar Concentrator Tutorials Now Available
World's First Floating Wind Farm Performing Well Beyond Expectations
Solar Grill Stores Latent Heat for 25-Hour Cook Time at 450F
Could Toilet Flushes Help Power Our Homes?
This Solar Briefcase Will Charge Your Phone, Laptop, and a Host of Other Gadgets
Solar Powered Scooter Engineer Needs a Hundred Monkeys
Human Power Generator From Windstream Power
New Solar Technology Promises Safe Drinking Water in a Compact Off-Grid Footprint
Mobile Solar-Plus-Storage Device Could Be an Entry-Level Gateway to Clean Energy
UK Energy Company Offering 'Poop Gas' for Heating/Cooking
Toyota's New Power Plant Will Use Dairy Manure to Make Clean Electricity & Hydrogen
Solar Freakin' Roadway Opens in China
The $149 SolSource Sport Is a Powerful Portable Solar Cooker
World's First Solar Train Will Begin Service Soon in Byron Bay, Australia
Former Coal Mine Could Be Largest Solar Farm in Kentucky
Transparent Solar Windows Generate Energy Without Obstructing the View
UK's 'Victorian Era' CO2 Emissions Achieved Without Driving Up Energy Costs
IDS12: The Return of the Rumford Fireplace as an Efficient Prefab
Largest Vertical Axis Wind Turbine Installation in U.S. Operating at Texas A&M
How Accurate Is Project Sunroof?
Ask Pablo: Do Solar Panels Actually Contribute to Climate Change?
High-Flying Solar Balloons Could Produce Clean Electricity Night and Day
5 Solar-Powered Buildings That Will Forever Change Architecture
Homeowners: Sell Your Own Carbon Credits
New Geothermal Technology Could Produce 10 Times the Electricity Using CO2 From Fossil Fuel Plants
In Kenya, Dried Poop Briquettes Are Serving as a Clean Cooking Fuel
This Is What It's Like to Climb and Service Wind Turbines for a Living
SunPump Pumps New Life Into Solar Thermal Heating
Charge Your Phone With a Bike Between Flights at Amsterdam Airport
Hawaii Flips Switch on Ocean Thermal Energy Conversion Plant, Harvesting Clean Energy From the Sea
Smart Development, Eco-Tourism Make for Happy Neighbors in Punta Gorda, Florida
How to Build a DIY Solar Air Heater From Old Soda Cans
California Is Generating So Much Solar Energy, It's Paying Other States to Take It
Get Off-Grid & Emergency Power From This Solar Briefcase & Battery Packs
Rocket Mass Stove Burns Tiny Amounts of Wood, Heats for Well Over 12 Hours
Giant Wind Turbine Sets Record for Wind Energy Generated in 24 Hours
The Power of Rain: Alternative Energy
Learn the 'Absurdly Efficient, Ridiculously Cheap' Method of Heating a Home
White Solar Panels Could Blend in With Buildings, Cool Them Down
Solar Jackets Use the Sun's Energy to Keep You Warm
Solar Technology for Farming and Urban Gardening
Satellite Maps Show Hidden Geothermal Energy Sites Around the World
The Roof Is on Fire: Do Solar Panels Hinder Firefighters?
World's Largest Geodesic Dome House Runs on Renewable Power (Photos)
Let’s Get Real About Cute Little Wind Turbines
Build a DIY Solar-Powered Backyard Tiller
Pierre Calleja: Why Microalgae Is the Future of Green Energy
Bio-Solar Panel Runs on Bacteria Power
Is There a Renewable Energy Secret in Your Cup of Coffee?
Japanese Breakthrough Will Make Wind Power Cheaper Than Nuclear
7 Awesome Solar-Powered Vehicles
Recyclable Resin Makes Wind Turbines More Eco-Friendly
This Solar Panel Produces Up to 5 Liters of Drinking Water Per Day From the Air
The World's DIY Hero: An Interview With William Kamkwamba, Windmill Wunderkind
At Just $5, This Solar Lamp Is the Most Affordable in the World
Plug-And-Play Solar Could Be the Next Clean Energy Wave in the US
These Solar Canopies Supply Shade & Electricity, as Well as Catch and Filter Rainwater
Is This "The World's First Solar Powered Air-Conditioning Unit"?
America's Mayors Are the Renewable Energy Champions We Need Right Now
Israel Builds World's Largest Solar Tower
Portable Micro Wind Turbine Prototype Weighs 2 Lbs and Packs Down to the Size of an Umbrella
Are Bladeless Turbines the Future of Wind Energy?
Dutch Solar Bike Path Declared a Success, Is Expanding
Wind Turbines and Bridges: A Match Made in Clean Energy Heaven?
Electrical Device Plugs Directly Into Trees for Power
New Bird-Friendly Bladeless Wind Turbine Design to Be Tested and Manufactured in NJ
The Solar Roof Exists: SunTegra Offers Solar Shingles and Tiles
This Giant Straw Is Actually a Vertical Bladeless Wind Turbine
How to Build a Solar Generator on Wheels (Video)
Open Source Solar Energy: Zenman Energy's Solar Steam Engine
SunStation: Good Looking Solar Panels, Now Affordable
Forward Labs Solar Roof Promises Higher Production, Lower Cost Than Tesla's
This System Can Purify 2000 Liters of Water Per Day With Solar Thermal Energy
Hybrid Rooftop Wind and Solar Generator Now Available in U.S. For Early Adopters
New Eggbeater VAWT Design Claims 35% More Power Than Competitors
Pocket-Sized Charge Controller Enables Easier DIY Portable Solar Electric Systems
Lucy Is a Robotic Solar Daylighting System That Directs Sunlight Where It's Needed
Solar Blocks Could Replace Solar Panels on Buildings
Lightyear One Solar Electric Car Charges Itself and Will Have a 500-Mile Range
Record-Breaking Inflatable Wind Turbine to Float 1000 Feet Above Alaska
Wind Turbine Makes 1,000 Liters of Clean Water a Day in the Desert
Plug 'N Play Solar Systems Could Give Renters a Renewable Energy Option
Australia Will Be Home to World's Largest Single-Tower Solar Thermal Power Plant
Build Your Own Solar Oven With Automatic Sun Tracking
Keep Warm With a Low-Tech, Solar Powered Radiator
Ice Could Be Key to Storage of Renewable Energy
Underwater Power-Generating Buoys Make Waves
Japan Is Building Huge Floating Solar Power Plants
Using Solar Energy to Create Wind Power
Solartab Is Back With a More Powerful (And Waterproof) Solar Tablet Charger
Jenni Is a Gateway Device for Small-Scale Solar for Apartment & Condo Dwellers
Did Woodland, North Carolina Really Ban Solar Farms Because They "Suck Up the Sun?"
Coolerado Coolers: Getting Close to Solar Powered Air Conditioning
Biobulb Is a Bacteria-Powered Light Bulb
Sunflare's Thin-Film Solar 'Wallpaper' Is Light, Flexible, and Can Be Taped Onto Any Surface
Free Solar Panels for Low-Income CA Homeowners, Funded by Cap & Trade System
Honeywell Windtronics Turbine Is Giant Generator
This Concentrated Solar Power Plant Is Totally Tubular & Easily Transported
Owl Wings Inspire Quieter Wind Turbine Blades
New Aluminum Battery With Urea Electrolyte Could Be a Low-Cost Renewable Energy Storage Solution
The Netherlands Opens Massive Offshore Wind Farm
Beautiful Wind Turbine Trees Generate Clean Energy in Urban Environments
Solar Powered Supercapacitor Produces Hydrogen Fuel and Electricity
Offshore Wind and Wave Farms Should Be Designed to Create Artificial Reefs
Lightweight Thin-Film Solar Charger Is Rollable, and Includes a Battery Bank
New Algae Fuel Cell Packs a Punch
Researchers Develop Device That Generates Power From Polluted Air With Sunlight
Flower-Like Wave Energy Turbines Could Power the Coasts of Japan
Are Solar Panels Vulnerable to Hackers?
RIVER Portable Battery & Solar Charger Delivers Power on the Go for Off-Grid Adventures
Would You Cook Food in a Compost Pile?
Dandelion: An Audacious and Radical Geothermal Energy Startup?
Let There Be Light: The Inspiring Story of Solar Power in Israel's Arava Desert
New Solar-Powered Fabric Is Straight Out of Back to the Future
This Startup's Wind Generator Flaps Its Wings Like a Hummingbird
Power-Blox Uses Swarm Intelligence to Create Autonomous 'Internet of Energy' Micro-Grids
Massive Norwegian Data Center Will Be Fully Powered by Renewable Energy
A Solar-Powered Greenhouse in a Waterless Desert, and a 100% Autonomous Bus
Soccer Field Lights Powered by Kids' Pounding Feet
Tesla Unveils Sleek, Barely Noticeable Solar Panels
Hardwood Could Become the New Sugar Cane - If Sustainable Development Becomes 'Super Critical'
See-Through Solar Cells Could Close Gap to Meet Electricity Demand
Bio-Solar Wallpaper Made With Cyanobacteria Can Be Printed With an Inkjet
Nissan Gets Into Home Solar & Energy Storage Market With All-In-One Solution
Flecks of "Solar Glitter" Can Make Almost Anything Solar Powered
Autonomous Solar Boat Will Recreate Mayflower's Historic Voyage on Its 400th Anniversary
URIDU Fights Poverty & Empowers Rural Illiterate Women With Solar Powered MP3 Players
Steel Drum Contains a Complete Solar Charging Station for Off-Grid & Remote Power
Estuary Power? Mixing Salt and Fresh Water = Clean Electricity (1 kW Per Liter/Second)
Forget Bitcoins; Invest in Green Renewable Energy With WePower Tokens
Solar Windows Switch Between Tinted and Transparent
Kentucky Coal Museum Goes Solar (And Miners Made It Happen)
Study: 100% Renewable Electricity Worldwide Is Feasible, and Cheaper Than Business-As-Usual
Solar Cars? No Way. Solar Racers? Way
Oso Libre: Winery Fights County for Renewable Energy, Wins!
Solar Paint Produces Hydrogen From Sunlight and Water Vapor