Perovskite solar cells exceed 25% power-conversion efficiency
Scientists have used a chemical tweak to push the power-conversion efficiency and operational stability of perovskite solar cells to 25.6% and at least 450...
Sunlight will solve the world’s clean water crisis
Researchers at UniSA have developed a cost-effective technique that could deliver safe drinking water to millions of vulnerable people using cheap, sustainable materials and...
U.S. East Coast sea level rise in 20th century fastest in 2,000 years
The rate of sea level rise in the 20th century along much of the U.S. Atlantic coast was the fastest in 2,000 years, and...
Los Angeles palm trees may be a major source of air pollution
Mexican fan palms, native to the deserts of northwestern Mexico, are a widely-planted ornamental throughout the Los Angeles basin.
They are contributing substantially to the...
This stuff in air may increase risk of heart and respiratory death
In a new study, researchers found that even small increases in nitrogen dioxide levels in the air may be linked to increases in heart...
Floating solar farms could help reduce impacts of climate change on lakes and reservoirs
Floating solar farms could help to protect lakes and reservoirs from some of the harms of climate change, a new study suggests.
However, given the...
Green communities linked to lower stroke risk
The greener the neighborhood, the lower the stroke risk, a new study suggests.
Researchers matched images gathered from space to health data from residents to...
We could recycle plastic bags into fabrics in the future
Engineers have developed self-cooling fabrics from polyethylene, a material commonly used in plastic bags.
In considering materials that could become the fabrics of the future,...
8 ways pollutions can harm your health
In a new study, researchers found chemical pollutants could harm the body in 8 ways: oxidative stress and inflammation, genomic alterations and mutations, epigenetic...
Icing could cost wind turbines 80% of power production, shows study
Wind turbine blades spinning through cold, wet conditions can collect ice nearly a foot thick on the yard-wide tips of their blades.
That disrupts blade...