Aaron Sebens and his class of fourth-graders from the Central Park School for Children in Durham, North Carolina hit Kickstarter back in March to try and raise enough money for their classroom to go off-grid.

Poised halfway between the complexity of Makani and the simplicity of SkySails, the TwingTec TwingKite (or simply Twing, short for tethered wing) uses an advanced lightweight construction to generate energy from the wind.

Researchers at the UPM, within the framework of PROCODAC-GESMEY project, have participated in the construction and testing of the prototype of a device to harness energy from ocean currents able to work in deep water.

Providing auxiliary hydrogen power to docked or anchored ships may soon be added to the list of ways in which hydrogen fuel cells can provide efficient, emissions-free energy.

Solar Impulse – the solar-powered airplane of Swiss pioneers Bertrand Piccard and André Borschberg – has successfully landed at New York’s John F. Kennedy International Airport.

The global solar PV industry is on the cusp of one of its greatest changes.

The solar-powered airplane of Swiss pioneers Bertrand Piccard and André Borschberg will fly to New York for the fifth and last leg of its Across America mission flights on Saturday, July 6th, 2013.

Scientists working at the Stanford Institute for Materials and Energy Sciences (SIMES) have improved an innovative solar-energy device to be about 100 times more efficient than its previous design in converting the sun's light and heat into electricity.

Taiwan shows rich potential for development of renewable energy, Greenpeace International’s renewable energy director Sven Teske said in a speech at a public event in Taipei on Tuesday night.

Scientists from the Nano-Science Center at the Niels Bohr Institut, Denmark and the Ecole Polytechnique Fédérale de Lausanne, Switzerland, have shown that a single nanowire can concentrate the sunlight up to 15 times of the normal sun light intensity.

ET Solar Group has announced that it has completed the delivery to Apple Valley Unified School District in Southern California for its 2.3 MW solar projects installed by DS Energy Solutions.

The sun provides the most abundant source of energy on the planet. However, only a tiny fraction of the solar radiation on Earth is converted into useful energy.

Scientists at the Centre for Solar Energy and Hydrogen Research Baden-Württemberg, ZSW (Germany) have developed top-class lithium-ion batteries.

The US Department of Energy (DOE) and its National Renewable Energy Laboratories (NREL, Golden, Colorado, US) will open a new facility dedicated to utility-scale integration of technology including solar photovoltaics (PV), wind turbines and electric vehicles on August 21st, 2013.

The International Economic Platform for Renewable Energies (IWR, Münster, Germany) reports that on June 16th, 2013 wind and solar photovoltaic (PV) generation peaked at over 60% of German electricity output, a new record.

Nearly 50 mayors from cities across the country sign declaration advocating moves to cut environmental impacts and mitigate climate risk

Planetsolar, the world’s largest solar-powered boat, arrived safely in New York on June 17, 2013.

India installed 240 MW of grid-tied solar photovoltaic (PV) capacity during March 2013, according to the nation's Ministry of New and Renewable Energy (MNRE).

With the NBA season drawing to a close, it’s that awful time of year when sports fans look for something, anything to cheer for.

Japan could be on course to become the world’s largest market for solar energy, just two years after theFukushima power station melt down took virtually all of its nuclear fleet offline.

Project Loon, the latest experimental technology from Google, seeks to fill in these internet gaps with a network of solar-powered, high-altitude balloons.

A sliver of wood coated with tin could make a tiny, long-lasting, efficient and environmentally friendly battery.

Tesla Motors said Thursday it would demonstrate a way to quickly recharge electric cars by swapping drained batteries for fresh power cells.

The Cape Wind offshore wind project has secured a $200 million investment from a Danish pension fund in what the wind farm's president said Tuesday is a milestone for the long-delayed project.

The renewable energy credit, or REC, is a staple in the retail energy sector. But fourteen years ago, when the tool was first being crafted, very few people understood its potential.

From this tweet by the always excellent Energiewende Germany I learned about an article titled “Hydrogen plant starts storing wind energy in Germany“.