Diarmuid Early won first place in the 2025 Microsoft Excel World Championship. He has some pointers for using Excel at work.

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in ...

The pupil controls how much light enters the eye, allowing for clear vision. In low light, pupils widen to let in more light, and in bright light, they narrow to prevent too much light from entering.

An eGFR below 60 ml/min indicates possible kidney disease. High creatinine levels in the blood can suggest the kidneys are not working well. A urine albumin result higher than 30 mg/gram may be a sign ...

Custom functions enable you to add new functions to Excel by defining those functions in JavaScript as part of an add-in. Users within Excel can access custom functions just as they would any native ...