Solar Energy from Space
Solar Energy from Space
In April 2023, we reported on the global efforts to produce solar energy in space. And just one year later, some important milestones have been achieved.Read more
A Crystal-Clear View with Green Added Value
A Crystal-Clear View with Green Added Value
The energy transition requires not only innovation but also creativity. And both are essential when it comes to rethinking old systems. Like windows, for example...Read more
Chile’s Green Revolution
Chile’s Green Revolution
Chile is playing a pioneering role in the use of renewable energies and is helping to shape our energy future with a number of innovative solar and wind projects.Read more
Floating power plants
Floating power plants
What produces electricity with incredible efficiency – and on otherwise unused space? Floating PV systems are increasingly common worldwide and present a unique aesthetic…Read more
In the Electric Fast Lane
In the Electric Fast Lane
Inductive charging could soon become part of our everyday lives. Germany and other countries are already hard at work developing electrified roads.Read more
Always Following the Sun
Always Following the Sun
From the passive House of Tomorrow by US architect George F. Keck to the Schallstadt climate houses with built-in cooling and from utopia to energy-plus buildings: a journey through 90 years of solar architecture.Read more
Solar energy from space
Solar energy from space
In space, the sun shines day and night, no clouds to dim the light. We could generate energy around the clock with photovoltaics there. Will we soon be obtaining our electricity from orbit?Read more
Solar power for hundreds of thousands
Solar power for hundreds of thousands
In the West African country of Senegal, electricity is still scarce for many people, especially in rural areas. Solar-powered mini-grid systems are now set to bring light to the darkness of the villages at night. The ASER300 project will provide hundreds of thousands of rural residents with permanent access to electricity for street lighting, food refrigeration and a better healthcare system.Read more
New Start for the PV Pioneers
New Start for the PV Pioneers
They were among the first to obtain electricity from the sun. The subsidies for their systems ceased in 2021. We asked what the PV pioneers are doing in response.Read more
All roads lead to the energy transition
All roads lead to the energy transition
Just how much power-generating potential is lying dormant in and around our traffic infrastructure? Can PV modules withstand the weight of sustained truck traffic? What’s feasible and what’s not?Read more
Net Zero Homes
Net Zero Homes
What does emissions reduction look like in the operation and overall construction activity of a building? SONNENALLEE shows exciting views of the gray energy sector for a climate-friendly future.Read more
Electricity from next door
Electricity from next door
Solar panels and sheep, bees and wind power - with an exchangeable product, the energy transition also succeeds in the personal environment.Read more
When Your Home Buys Electricity Itself
When Your Home Buys Electricity Itself
Blockchain could play an instrumental role in the energy transition and the future of the decentralized utility grid.Read more
Enormous Potential
Enormous Potential
A PV system can prove extremely cost-effective for companies that operate a fleet of electric vehicles. We’ll tell you everything you need to know. Read more
Making bucks without carbon
Making bucks without carbon
Expensive, inefficient and unreliable – these are the prejudices that renewable energies face. Now one organization shows that this has fundamentally changed.Read more
The Exciting Case of the PV Cap
The Exciting Case of the PV Cap
About politicians who take a lot of time to implement a clear legislative proposal and thus counteract climate policy. Reason enough to take a closer look at the story of the rise and fall of the PV lid. Read more
Fighting Poverty with Solar Power
Fighting Poverty with Solar Power
Anyone who wants to supply themselves with solar energy in Europe asks: "Is the investment worthwhile? In Africa the discussion is quite different. It is about the question: poverty or progress?Read more
Battle over the energy mix in the land of the rising sun
Battle over the energy mix in the land of the rising sun
The Fukushima reactor disaster brought about a change in energy supply in Japan. But the electricity mix today is sobering, isn't it?Read more
Flanked by deep crevasses and sheer drops
Flanked by deep crevasses and sheer drops
The Seethalerhütte is becoming energy self-sufficient thanks to the latest technology and does not use fossil fuels at all. A gain for climate protection.Read more
Icelandic creativity instead of harmful kerosene
Icelandic creativity instead of harmful kerosene
Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua.Read more
The currency of the energy revolution
The currency of the energy revolution
The first digital currency created by solar energy. The idea of the SolarCoin is morally superior to the Bitcoin.This is a concept worthy of a Nobel Prize.Read more
A Very Personal Declaration of Independence
A Very Personal Declaration of Independence
The journalists Klaus Schier and Sonja Nertinger report on decentralised energy supply on journeys and give an insight how our energy supply will change.Read more