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Energy

Uranium

Uranium in sea water: a renewable for nuclear energy

Uranium is a very heavy metal formed in supernovas (i.e. exploding stars) about 6.6 billion years ago. It is not common in the solar system,...
Ocean waves

Capturing ocean energy with a floating energy harvester

Ocean energy is an important type of renewable energy. It can be carried by ocean waves, tides, salinity, and ocean temperature differences. Compared with solar...
Power-electricity

Food waste: a new source of electricity

When hearing the phrase “renewable energy”, most of us will think about wind, solar, wave, or geothermal power. In fact, treating food waste can also...
green battery

Scientists develop a high-capacity and sustainable zinc battery for energy storage

As solar power and wind power become more important in the world electricity supply, people look for reliable and cheap ways to store energy. Recently,...
Flying kite

Flying kites can help farmers get clean energy

The global energy demand is increasing due to the expansion of world economics and population growth. Renewable energy, such as wind power and solar power,...
Sophisticated biotech

Biotech: a new way to the sustainable energy supply

Nowadays, biofuels have become more and more important in the world energy field. In 2012 biofuels accounted for about 1.6% of global transportation fuel, and...
smart energy and green planet

Era of smart energy

Nowadays we have increasing resource and environment problems, and it is urgent to improve energy management. One question is how to use emerging IT technologies,...