A lock that anyone can close but only one person can open sounds impossible, yet it follows directly from Euler's phi ...

ChatGPT's breakthrough is not what it seems.

Budget 2025's enhanced tax rebate has made a ₹12 lakh salary effectively tax-free under the new regime. But can HRA, NPS and ...

In the mid-noughties, when music by the Killers and Franz Ferdinand blared out of every pub and nightclub I passed, I spent ...

Having a pension changes the bond allocation math in a meaningful way that most generic retirement advice does not account ...

I recently had a fascinating discussion with an 11-year-old member of a group receiving prizes for excelling in math tests offered by state and national testing bodies. The youngest of a large number ...

In 1742, a Prussian mathematician named Christian Goldbach wrote a letter to the great Leonhard Euler with a deceptively simple observation: every even number greater than 2 seems to be the sum of two ...

At 67, an American reaches full retirement age for Social Security. The check is available, indexed for inflation, and guaranteed for life. Yet a growing number of financial planners argue that the ...

An OpenAI model disproved the 80-year-old Erdős unit distance conjecture, and Google DeepMind's AlphaProof Nexus solved nine more open problems days later. Together, these AI math breakthroughs mark a ...

I have a confession that probably won't surprise anyone who knows me well: I love reading books about mathematicians. Not because I understand the dense mathematics. I struggled through four semesters ...

Average math scores for 9- and 13-year-olds in the U.S. remain lower than they were 10 years ago, according to 2025 federal testing data released Wednesday – a warning sign not only for schools, but ...