Scientists created an “evapolectrics” generator that draws power directly from water evaporation, offering a sustainable, battery-free energy source from humidity.
Earth and environment
Climate pledges could shrink global cropland
The tradeoff raises concerns about food security, particularly for the Global South.
Sustainable building material extracted from seawater
A sand-like material can be extracted from seawater by adding carbon dioxide, potentially making the building industry more sustainable.
Common bacteria could be used to produce biodegradable bioplastics
Engineered Escherichia coli bacteria could be used to make sustainable biobased plastics.
Microplastics could be hotspots for antimicrobial resistance
Microplastics facilitate a “super slime” that is resistant to antibiotics, sparking concern about antibiotic resistance in heavily polluted areas.
Molecules found in wood could make pesticides more efficient
Scientists in Finland have developed a method that can achieve a tenfold increase in pesticide retention on farmed crops.
The hidden cost of human disturbance on California’s sea otters
A comprehensive study by Sea Otter Savvy reveals the significant energy costs of human disturbance on sea otters, highlighting the need for better conservation practices to protect these vulnerable marine mammals.
Nanosheet catalysts for affordable hydrogen fuel production
Researchers have developed efficient catalysts by combining palladium with organic molecules, significantly reducing the cost of hydrogen fuel production.
Windows that cool themselves could cut AC costs
This new high-tech window glass reflects heat and radiates excess warmth into space, slashing air conditioning energy use by up to 40%.
Plant-based hydrogel harvests water from air, addressing global water scarcity
A new hydrogel extracts water from the air, offering a sustainable alternative to bottled water and addressing global water shortages.
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