After 32 years of waiting, mathematicians calculate Dedekind's ninth number, a 42-digit giant that defied logic.

Five hidden Excel rules show helper columns, LET, and LAMBDA in action, cutting errors and making updates quick for any growing sheet.

It's marginally more efficient: While the difference is negligible, the double-unary operator can be more efficient in extremely large workbooks. When you use *1 or +0, Excel must process this as a ...

Twisted graphene heterostructures detect temperature with 99% accuracy, reduce thermal image errors by 46%, and execute logic ...

Excel processes the range (A1:A10) by converting it into an array in memory. This array is what Excel works with to calculate the sum. The distinction is subtle but important: while the range is the ...

PythoC lets you use Python as a C code generator, but with more features and flexibility than Cython provides. Here’s a first ...

C compiler, LustreC, into a generator of both executable code and associated specification. Model-based design tools are ...

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 ...

Why Psychologists Haven’t Agreed on the Basic Human Values—Until Now Personality traits are stable patterns in the way we think, feel, and behave (Johnson, 1997, p. 74). In a previous PT post, I ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...

When Switzerland-based Vestergaard introduced its LifeStraw technology, it proved it could innovate. LifeStraws remove 99.99999% of bacteria and 99.9% of protozoan cysts from contaminated water. The ...

This profile has not been claimed by the company. See reviews below to learn more or submit your own review. Value City Furniture has offered a wide selection of home furnishings and décor since 1948.