Last August Hinnerk Schulz-Hildebrandt noticed something strange while he was looking at a flight map on his phone. As his eye traced the plane’s flight path, he noticed that the line looked purple, ...

David E. Dunning explores how mathematical notation is a social, world-building technology. It’s natural to think of math as being fundamentally abstract. Whether it’s invented or discovered, its ...

THE Department of Tourism (DOT) has issued revised guidelines in its National Accreditation Standards (NAS), prescribing different star ratings for hotels, resorts, and apartment hotels. The revised ...

NO ONE HAS TO DO EVERYTHING, BUT EVERYONE HAS TO DO SOMETHING. Here at The University of Wyoming, we are committed to reducing and preventing power-based personal violence such as sexual assault, ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Khadija Khartit is a strategy, investment, ...

These are decimal numbers, and dots above some of the digits make them recurring decimals. One dot means the digit under it repeats infinitely. In other words, it goes on forever (and ever and ever).

Quantum dots are crystals of a fluorescent semiconductor material with a diameter of as few as 10 to 100 atoms (2-10 nm). They are used as labels for imaging molecules because of their very narrow ...