Hydrogen as a clean, renewable alternative to fossil fuels is part of a sustainable-energy future, and very much already here. However, lingering concerns about flammability have limited widespread use of hydrogen as a power ...
Analytical Chemistry
Apr 29, 2021
0
251
Reducing the impacts of climate change will require substantial investments in renewable energy sources. But climate change itself could affect those renewable alternatives: changing yields for biomass crops, reduced streamflow ...
Earth Sciences
Apr 22, 2021
2
40
Researchers discovered, while exploring the photomechanical properties of diarylethene, that under irradiation with UV light the crystal of the compound peels off into micrometer sized crystals at a world's fastest speed ...
Analytical Chemistry
Apr 19, 2021
1
14
Now uncocooned from its protective carbon-fiber shield, the helicopter is being readied for its next steps.
Space Exploration
Mar 24, 2021
2
297
It's hard to imagine a world without electricity. It powers elevators that allow us to build up, rather than out. Electricity keeps our homes at the right temperature. It helps to purify the water that we drink, and sometimes ...
Environment
Mar 15, 2021
1
12
"How to Avoid Climate Disaster: The Solutions We Have and the Breakthroughs We Need," by Bill Gates (Knopf)
Environment
Feb 17, 2021
5
14
COVID-19 has not only caused a temporary drop in global CO2 emissions, it has also reduced the share of power generated by burning coal—a trend that could, in fact, outlast the pandemic. This is the key result of a new ...
Environment
Feb 8, 2021
0
76
Piezoelectric materials hold great promise as sensors and as energy harvesters but are normally much less effective at high temperatures, limiting their use in environments such as engines or space exploration. However, a ...
Condensed Matter
Feb 3, 2021
1
737
Renewable energy sources, such as wind and solar power, could help decrease the world's reliance on fossil fuels. But first, power companies need a safe, cost-effective way to store the energy for later use. Massive lithium-ion ...
Nanophysics
Jan 20, 2021
4
1235
A new type of ultra-efficient, nano-thin material could advance self-powered electronics, wearable technologies and even deliver pacemakers powered by heart beats.
Nanomaterials
Jan 19, 2021
0
396
