Combining two semiconductor thin films into a tandem solar cell can achieve high efficiencies with a minimal environmental footprint. Teams have now presented a CIGS-perovskite tandem cell that sets a ...

Researchers have identified the molecular and cellular mechanisms that transform healthy stem cells into oral cancer at the earliest stages of the disease.

Plant-covered facades help cool urban areas and provide habitats for plants, birds, insects and other organisms. An ...

They are used in cleaning our drinking water, treating sewage, processing foods and keeping pharmaceuticals safe—membranes ...

Riley Black’s new book, When the Earth was Green, uses the latest research to envision the ancient worlds of our favorite prehistoric animals.