Engineering

Portable generator powers small safety devices

A new stick-like, water-based device can convert energy from movement into electricity. The technology, which was reported in the journal Science and Technology of Advanced Materials, could be used to power portable devices, ...

Energy & Green Tech

Chill out: Advanced solar tech runs cooler and lasts longer

Australian photovoltaics researchers have made a 'cool' discovery: Singlet fission and tandem solar cells—two innovative ways to generate solar power more efficiently—also help to lower operating temperatures and keep ...

Engineering

Building the world's most durable hydrogen fuel cell

Researchers at The Hong Kong University of Science and Technology (HKUST) have developed a new hydrogen fuel cell which is not only the world's most durable to date, but is also more cost-effective, paving way for a wider ...

Energy & Green Tech

Hydropower without the environmental impact

Scientists have analyzed data from nearly three million rivers across the globe to identify where hydropower stations could be sited with limited environmental impacts.

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