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

Spotted from an airplane by remote sensing equipment, a vast and ancient Maya complex was hidden from view for millennia by forest and fields before it was made public in 2020. Five years on, ...

Melissa Horton is a financial literacy professional. She has 10+ years of experience in the financial services and planning industry. Ebony Howard is a certified public accountant and a QuickBooks ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. David Kindness is a Certified Public ...

Topology has real implications in the world. For example, topological techniques can be brought to bear on calculating the trajectories of spacecraft, and missions have been saved by the efforts of ...

For a dozen Rockford-area tennis stars, now it all comes down to state. Led by Freeport's sectional champ Angelina Sala, those 12 qualified for this weekend's IHSA girls state tennis tournament hosted ...

You don’t have to be famous to be innovative. But if you want to be famous, chances are you need an innovative streak—an instinct for taking what’s already out there and adding or stripping away to ...

News Center 7 previously reported that Dayton police found one person dead between two houses while investigating reports of multiple gunshots in the area of E 2nd Street and N Philadelphia Street ...

LAS VEGAS (KTNV) — The apartment building that went up in flames on Tuesday near South Buffalo and I-215 in southwest Las Vegas continues to burn this morning. RELATED LINK: Valley residents share ...