Portugal shows off in March, flirting with 100% renewable energy goal
April 10, 2018, 12:48 p.m. by Noel Kirkpatrick
Portugal predicts that renewables will satisfy its mainland electricity needs by 2040.
Dam goats scale dam rocks in search of salt
May 10, 2016, 4:55 p.m. by Shea Gunther
Mountain goats have no problem applying their gravity defying climbing skills to manmade structures like hydro-electric dams if it means finding a good salt lick.
Water hole in Portugal looks like a gateway to a fantasy world
April 13, 2016, 3:09 a.m. by Bryan Nelson
Portugal's Covão do Conchos is a national treasure that looks like the mythical monster Charybdis come to life.
Are the Mekong River dams double-edged swords?
May 13, 2015, 8:12 a.m. by Josh Lew
The dams provide hydroelectric power and jobs, but they also have many distressing consequences.
5 innovative hydroelectric power ideas
June 4, 2014, 4:11 p.m. by Sami Grover
Hydroelectric power has not received the attention that solar and wind enjoy, but that could be changing.
Renewables outpacing natural gas, IEA says
June 27, 2013, 1:45 p.m. by Russell McLendon
Renewable energy will surpass natural gas as the planet's No. 2 electricity source by 2016, according to a new report from the International Energy Agency.
The Node Pole: Green data centers in Sweden
March 29, 2013, 12:36 p.m. by Melissa Hincha-Ownby
Northern Sweden is the ideal location for major data centers – it's got renewable energy and plenty of cold air.
6 surprising sources of methane
September 24, 2012, 11:12 a.m. by John Platt
From hydroelectric dams to rice fields, methane comes from some unexpected places.
Future computers could run on water droplets instead of electricity
September 7, 2012, 5:42 p.m. by InnovationNewsDaily
Finnish scientists are studying the possibility of turning water droplets into digital bits and using them to power computers instead of electricity.
Sparks fly in debate about Brazil's energy crossroads
June 19, 2012, 10:11 a.m. by Karl Burkart
New report shows Brazil has an abundant array of available energy resources. So why is it choosing the costliest and most destructive source of all -- hydropower? A dispatch from Rio+20.
When a dam's age leads to damage
November 10, 2011, 4:41 p.m. by Science Nation
Time can be rough on a dam: as it ages, repairs are more costly and it risks catastrophic breakage. But removing one can also be a major eco-hazard.
Bacteria: Energy producers of the future?
August 23, 2011, 12:02 p.m. by Science Nation
Video: When we use water, much of it must undergo energy-intensive cleaning at a treatment plant before flowing back to the environment. Microbial fuel cells may make this process cleaner by harnessing the power of bacteria.
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This map tells you exactly what lies on the other side of the ocean
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A timeline of the distant, disturbing future of life on Earth
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'Signing Day' recognizes high school seniors starting jobs, not college
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A new material that's part plastic and part rock is forming on this Portuguese island
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'Super mom' spotted on a Minnesota lake — with 56 ducklings in tow
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9 of the world's largest dog breeds
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How to tell what's eating your garden plants
There are plenty of potential culprits, and there are just as many ways to stop them.
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Top 10 vegetables to grow in your garden
These nutritional powerhouses can flourish in your yard or in containers.
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Grow birdseed, don't buy it
Here are 10 flowering plants that look gorgeous and reward you with seeds.
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10 secret gardens in the middle of major cities
These hidden gardens are peaceful oases in the middle of the urban hustle and bustle.
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How to make a sun map of your garden
There are many ways to map an area's sunlight exposure. Here are a few tips to make sure your pla...
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How to fight the heat
Plant selection and design in addition to proper watering can help reduce stress on plants.
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9 ideas for creating shade
When the sun gets overbearing — and it will — you have options.
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