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Can we really electrify the entire world?

Yes, but we will need to recycle crucial elements like lithium if we are to meet demand and avoid destruction of vulnerable ecosystems in Latin America.

The hidden price of Iceland’s green energy

In times of runaway climate change, phasing out fossil fuels and increasing the share of renewables is imperative. But this transition is not without pitfalls as shown by a recent study of two large renewable projects in Iceland.

New Materials for a New Age

You probably haven’t heard of “multiferroics,” but they could lead to entirely new ways of designing technologies, some of which we are only just starting to imagine.

Warfare spurred on the welfare state in the 20th century

...but it probably won’t in future.

How to build your own personal robot

Researchers in Denmark are helping people who have suffered brain damage to develop their own personal robots that fit in with their existing routines and aid recovery.

Two-year-olds benefit from playing games on tablets

The use of electronic media by young children has an undeserved bad reputation, a new study suggests. Mothers are better at interacting with their two-year-olds when playing online games than when they are watching TV together or engaged in regular play.

New Greenland telescope is up and running

A new radio telescope in Greenland is looking for signs of black holes, and preliminary data are already coming in.

Future cities could be lit by algae

Bioluminescent algae are a sustainable light source.

How smart is your city?

Smart cities are much more than technology and big data. It’s about using technology sustainably and in a way that improves the lives of the people that live there.

How your WiFi can protect against intruders

Research in Denmark could turn your regular WiFi network into a burglar’s worst nightmare: An intruder alarm that can see through walls.

How to make greener biofuels

A combination of two well known methods could produce a greener, more efficient, biofuel.

Smartphone sensor can detect dirty water

Using DNA-Magnetic particles we can detect single cells of E.coli bacteria in drinking water at record speed.

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