Does string theory—the controversial “theory of everything” from physics—tell us anything about consciousness and the human ...

Memory is the faculty by which the brain encodes, stores, and retrieves information. It is a record of experience that guides future action. Memory encompasses the facts and experiential details that ...

It's never a good time to see your starting quarterback get knocked out of a game and his status then in doubt with a playoff berth at stake. And it's especially not a good sign to see his reliable ...

Finding the right motivational tips for you can help with weight loss. Motivation can involve identifying why you want to lose weight, setting expectations, and finding support. Starting and sticking ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning Counselor ...

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 ...

January 14, 2026 • Before President Donald Trump’s first term, he was in a “tight spot” financially, according to New Yorker writer David Kirkpatrick. At the start of his second term, David says, ...

Follow a timeline of key events in Mark Twain's life.