Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

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19:31, Sat, Oct 18, 2025 Updated: 19:32, Sat, Oct 18, 2025 Arsenal returned to the summit of the Premier League table with a narrow victory over Fulham at Craven Cottage. The north Londoners went into ...

It was nearing the end of semester and results had just been released for final law assessments. "Mary", a pseudonym to protect her identity as a student, sat at her computer, refreshing the browser, ...

Alexandra Twin has 15+ years of experience as an editor and writer, covering financial news for public and private companies. Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor ...

For its 25th anniversary, Halo: Combat Evolved is getting a new life and, this time, it's on PlayStation too “It’s a campaign experience, but it’s not only a single-player experience,” executive ...

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 ...

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. As the holidays approach, millions of ...

Heat guard Terry Rozier was arrested in a separate but related betting case. Portland Trail Blazers head coach Chauncey Billups is among those charged in an illegal poker operation tied to the Mafia, ...

To put it simply, ethics represents the moral code that guides a person’s choices and behaviors throughout their life. The idea of a moral code extends beyond the individual to include what is ...

If you equate winter with dry skin, sore throats, and congestion, then you may want to consider getting a humidifier for your home. “Outdoor weather conditions directly impact indoor air quality,” ...