MAGA reacts to Tennessee special election results as Van Epps wins Putin Issues Grave Warning to Europe Amid Peace Talk Discord Hunter dead after being shot by fellow hunter in Pennsylvania Alabama’s ...

Readers ready to embrace their inner applied mathematician will enjoy this brisk, bare-bones introduction to classical mechanics drawn from Stanford University’s “Continuing Studies” program. Although ...

Considered volume II in Susskind’s “Theoretical Minimum: What You Need to Know to Start Doing Physics” series (volume I covered classical mechanics), the authors offer highly motivated readers an ...

General relativity describes gravitation in a geometrical framework generalizing special relativity and classical mechanics. This term includes theoretical studies of gravity, experimental studies of ...

A new study by researchers at the University of Amsterdam shows how gravitational waves from black holes can be used to reveal the presence of dark matter and help determine its properties. The key is ...

It was a hundred years ago this November, and Albert Einstein was enjoying a rare moment of contentment. Days earlier, on November 25, 1915, he had taken to the stage at the Prussian Academy of ...

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 ...

Alexandra Twin has 15+ years of experience as an editor and writer, covering financial news for public and private companies. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement ...

A year ago, Syria’s new leader pledged to 'close the notorious prisons' run by Bashar al-Assad. But prisons and detention centers are again operating. And beatings, extortion and other abuses have ...