How tree rings help scientists understand disruptive extreme solar storms

Scientists have long relied on tree rings to learn about ancient solar storms—rare bursts of high-energy particles from the ...
Investopedia

Ratable Accrual Method: What it Means, How it Works, Examples

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...
Princeton University

Bear Proofing your Camp

The goal of bearproofing your camp is to minimize odors that might attract bears, and to set up safe storage areas for food and garbage that are out of reach of bears and are away from your sleeping ...
Investopedia

Discount Rate Defined: How It's Used by the Fed and in Cash-Flow Analysis

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 ...