Researchers describe color by its luminance, dominant wavelength, and purity. Purity—how vivid or intense a color appears—can affect perception and emotional response, something I explored in that ...

Make these easy pencil wafer cookies for fun back to school treats! Perfect pencil cookies for teacher gifts, classroom ...

Make back to school snacks fun and easy with chocolate covered apple pretzels! This 4-ingredient apple pretzels recipe is ...

Guests: Sonali Kolhatkar is an award winning journalist, broadcaster, writer, and author. She is the founder, host, and executive producer of Rising Up With Sonali that airs at KPFK, KPFA and the ...

The leading cause of coral bleaching is climate change. A warming planet means a warming ocean, and a change in water temperature—as little as 2 degrees Fahrenheit—can cause coral to drive out algae.