Clay Halton was a Business Editor at Investopedia and has been working in the finance publishing field for more than five years. He also writes and edits personal finance content, with a focus on ...

Functional magnetic resonance imaging is a non-invasive method for measuring brain activity. It uses magnetic resonance imaging to map blood oxygenation levels in the brain and estimate changes in ...

Density functional theory is computational technique used to predict the properties of molecules and bulk materials. It is a method for investigating the electronic structure of many-body systems and ...