Gerd Faltings, a number theorist at the Max Planck Institute for Mathematics in Bonn, Germany, has won the 2026 Abel Prize, ...

Gerd Faltings proved a conjecture that had been unsolved for six decades, using connections between numbers and geometry.

The Rasmussen Reports daily Presidential Tracking Poll for Friday shows that 44% of Likely U.S. Voters approve of President Trump’s job performance. Fifty-five (55%) disapprove. The latest figures ...

Julie Young is an experienced financial writer and editor. She specializes in financial analysis in capital planning and investment management. Gordon Scott has been an active investor and technical ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Profit margin and markup are separate ...

Sell if your investment thesis changes or the company's fundamentals deteriorate. Consider selling when a company is acquired, especially in all-cash deals. Rebalance your portfolio by selling if ...