Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for ...

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...

Synthesis of nanostructured cubic phase SnO 2 thin film and its trace-level sensing of CO gas This study presents a cubic phase SnO 2 thin film gas sensor with ultra-high CO sensitivity and 1 ppb ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...