Scientists combine satellite imaging, atmospheric chemistry, and global energy data to calculate carbon emissions with increasing precision — revealing the scale of humanity’s impact on the planet.

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

Researchers in Tokyo have created a spinel sulphide LED material that can can be tuned to emit light at wavelengths between orange and blue, and has photovoltaic properties. Spinel is a type of cubic ...