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‘Artificial leaf’ splits water to make sustainable power
Researchers have created an efficient, low-cost device that splits water to produce hydrogen fuel. The platform integrates catalytic electrodes and perovskite solar cells so that, when sunlight...
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Quantum hardware could cut AI power needs
Hardware that can learn skills using a type of artificial intelligence that currently runs on software platforms could cut the power needs of AI, researchers report. Sharing intelligence features...
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Expert: COVID-19 could boost plastic pollution
The COVID-19 pandemic will likely increase plastic pollution, Fengwei (David) Xie argues. Xie works on developing green processes and green materials for greater resource efficiency and reduction in...
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Computer models may make lab-grown meat cheaper
The use of computer models may break down barriers to making lab-grown meat more economical on a larger scale, according to a new review. Experts predict that producing meat in a lab using tissue...
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Coating made from eggs protects fresh produce
Eggs that would otherwise go to waste can become the base of an inexpensive coating to protect fruits and vegetables, researchers report. The micron-thick coating that solves problems both for the...
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Desalination device turns brine into useful chemicals
A new device could make converting seawater to freshwater, called desalination, profitable and environmentally benign. The research, published in ACS Sustainable Chemistry & Engineering, outlines...
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What electric car drivers want in charging stations
New research clarifies the attitudes of electric vehicle drivers about the network of charging stations. As electric vehicles (EVs) go mainstream, building out the nationwide network of charging...
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Uber or Lyft electric car swap saves 3X more carbon than yours
Replacing a gas-powered ride-hailing vehicle with an electric vehicle can deliver three times the carbon benefits of a personally owned electric car, according to a study of Uber and Lyft data. That’s...
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Homes of wealthy Americans spew 25% more emissions
The homes of wealthy Americans generate about 25% more greenhouse gases than residences in lower-income neighborhoods, mainly due to their larger size. In the nation’s most affluent suburbs, those...
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FDA and consumers might go for ‘cell-based seafood’ label
Companies seeking to commercialize seafood products made from the cells of fish or shellfish should use the term “cell-based” on product labels, according to a new study. Both the US Food and Drug...
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Catalyst recycles carbon dioxide into useful fuels
A new catalyst can efficiently turn carbon dioxide into useful fuels and chemicals, researchers report. By efficiently converting CO2 into complex hydrocarbon products, the new catalyst could...
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Clear solar cells hit an all-time efficiency record
In a step closer to skyscrapers that serve as power sources, researchers have set a new efficiency record for color-neutral, transparent solar cells. The team achieved 8.1% efficiency and 43.3%...
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Plant-based device could charge cars in minutes
A new plant-based supercapacitor could, in the near future, charge devices—even electric cars—within a few minutes, researchers report. The researchers say their energy storage devices are also...
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Mold-prone food seems more natural and ‘pure’
People consider mold-prone food more natural—and therefore better—than those with long shelf lives, according to a new study. The researchers think, however, that belief may change in the wake of...
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Your wash cycle pollutes land and oceans
Synthetic microfibers from our washing machines contribute more to pollution than we thought, according to new research. The amount of synthetic microfiber we shed into our waterways has been of great...
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To fight climate change, put algae on the menu
We should turn to the bottom of the sea for alternative, sustainable food sources, researchers say. At a time when food production is one of the biggest climate culprits, it is essential that we seek...
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Heat-reflecting paint keeps things cool without AC
A new white paint can keep surfaces up to 18 degrees Fahrenheit cooler than their ambient surroundings, researchers report. The paint would absorb nearly no solar energy and send heat away from the...
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Method can upcycle plastic into useful molecules
An efficient, low-energy method can upcycle polyethylene plastic waste into valuable molecules, report researchers. When we started using plastics about 70 years ago, not much thought—if any—went to...
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Smoothie time? Pig blood becomes protein powder
A new method turns pig blood into a neutral tasting protein powder for the food industry. Using an enzyme from papayas, researchers from the University of Copenhagen’s food science department have...
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How affordable health care can fight climate change
Improving health care in rural Indonesia reduced incentives for illegal logging in a nearby national park, averting millions of dollars’ worth of atmospheric carbon emissions, a study finds. The...
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