Discover how to build a simple solar cell at home using everyday materials! This step-by-step tutorial demonstrates how to ...

Discover how to create a simple solar energy harvester at home using basic household items and electronic components. This ...

Turning off your smartphone is a great way to fix malfunctioning apps or apply setting changes. While you may think there is only one way to turn off your Android phone or iPhone, there are multiple ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...

We test and rate the top video editing software for every type of user, from casual family event videographers to social media posters to studio professionals. I’ve been writing and editing technology ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...