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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13 of the world's most gentle dog breeds
These are the most sweet, loving and gentle dogs with kids and families.
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Every solar system model you've seen is wrong
Filmmakers map out the true scale of the planets' orbits in the sand.
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Why are we still talking about Chris McCandless?
The man who wandered into the wilds of Alaska and died in 1992 is still making news.
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7 things you never knew about dragonflies
These beautiful but ferocious predators have sharp mandibles and can fly backward.
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Wild mushrooms: What to eat, what to avoid
Proper identification can mean the difference between life and death.
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Sanctuary dog mourns his animal friends by staying by their side
Tricycle the dog will spend days stretched out on a friend's grave.
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How other species handle social distancing when someone is sick
Isolating ourselves during the coronavirus pandemic isn't as unnatural as it feels.
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What gray hair says about your health
From heart disease risk to vitamin deficiencies, your tresses can talk.
