Earth's Moon: NASA's Galileo spacecraft took this image of Earth's Moon on Dec. 7, 1992, on its way to explore the Jupiter system in 1995-97. The Moon is Earth's only natural satellite.

A potential record-breaking exoplanet system, traveling at 1.2M mph, may be the first of its kind ever identified.

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

I review privacy tools like hardware security keys, password managers, private messaging apps and ad-blocking software. I also report on online scams and offer advice to families and individuals ...

The dark web isn't something you can just stumble upon, and that's a good thing. Sites on the dark web can contain potentially catastrophic pitfalls in the form of illegal activity, phishing links ...