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Diagram depicting a setup for storing solar energy in a tank of molten salts.

Solar energy won’t fulfil its potential until the storage problem is solved. Here’s how.
Infographic illustrating seven innovative ways to retain excess electricity: pumped hydro, batteries, compressed air, thermal, flywheel, hydrogen, and advanced electromagnetic

Seven innovative ways to retain excess electricity — from mature to experimental technologies.
Illustration of an electric battery symbol with plus and minus signs. Symbol in white on black background

Developing wind and solar won’t be enough to wean Europe off fossil fuels. To guarantee an uninterrupted flow of electricity,…
Infographic illustrating how European countries are generating their electricity, using for instance fossil fuels, hydro and geothermal energy, wind, solar or nuclear energy. Facts and figures include production in terawatt-hours and percentages of renewable energy

It’s doable, but it will require massive investments in wind, solar, CO2 capture and power grids.
The front page of Technologist magazine issue 4. Main illustration: drawing of a human face with prominent nose, and various cloud-like shapes in different colours depicting scents

For more than 40 years – ever since the Great Oil Crisis of 1973 – scientists, governments and media have…
Electroencephalogram (EEG) recordings showing electrical activity in the brain during short and long-lasting pain stimuli

How differently do we perceive pain? And how does the duration of pain – or a placebo – affect our…
Photo of the sun-powered aircraft Solar Impulse flying across ocean in sunset

The sun-powered aircraft Solar Impulse has started its record-breaking attempt to fly around the world – without a single drop…
Photo of three ‘Green Fiber Bottle’s – prototype beer bottles made of recycled newspaper

Danish researchers are teaming up with the Carlsberg brewery and a packaging company to develop a biodegradable paper bottle. But…
Photo of Bernhard Küster standing in front of a blackboard with the figure 18,097 written on it,

Following the first complete sequencing of the human genome in 2001, a second key to unlocking the mystery of life…
Photo of Mohammad Khaja Nazeeruddin in front of a vertical installation of solar panels covering an entire glass wall inside EPFL’s SwissTech Convention Center. The panels are translucent and designed in five different shades of red, green and orange.

Walking past a special university building on his way to work fills Mohammad Khaja Nazeeruddin with an immense pleasure and…