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 ...

Katherine Heaviside is president and founder of Epoch 5 Public Relations, a premier full-service communications firm. A recognized leader in strategic communications, she is known for her deep ...

Q. Could you explain how the AGGREGATE function works in Excel? A. AGGREGATE is possibly the most versatile function in Excel. Think of it as an advanced version of the SUBTOTAL function that offers ...

To explain radio, among other natural phenomena, physicists have imagined a stretchy blanket of ions encasing the Earth. This is the Kennelly-Heaviside Layer, named after Harvard’s Bombay-born ...

Step is a banking app with secured credit card that offers free credit building, high-yield savings, cashback rewards, and other financial perks. Step is not a bank, but a fintech company dedicated to ...

The Riemann hypothesis is the most important open question in number theory—if not all of mathematics. It has occupied experts for more than 160 years. And the problem appeared both in mathematician ...

A charter member of LIBN’s Long Island Business Hall of Fame and voted Best Publicist for 15 consecutive years in the Long Island Press’ Best of Long Island Program, Epoch 5 Public Relations President ...

If you equate step aerobics with leg warmers and spandex, well, you’re not wrong—but you’re stuck in the 1980s version of it. As TikTok videos that have amassed millions of views show, the retro ...