The shape of the universe is not something we often think about. My colleagues and I have published a new study that suggests ...

But there are several important anomalies, including a widely debated one called the Hubble tension. It is named after Edwin ...

As an editor and writer who has contributed to many national and local publications, Nicole Gregory enjoys communicating clearly on critical health topics so that readers can make informed choices for ...

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 ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. A static budget remains unchanged regardless of fluctuations in sales or production volumes.

Welcome to the ME 270 course website for the Fall 2025 term. The material on this site is a complement to the lecture book for the course. And, all material here is accessible without the need to log ...