The Most Vexing Variable in the Search for E.T.

This is the last of three blog posts associated with this week’s episode of Cosmos: A Spacetime Odyssey, which addresses life in the universe. Read the first and second here. Someday, in the not too ...
IEEE

An Efficient Entropy-Based Causal Discovery Method for Linear Structural Equation Models With IID Noise Variables

Abstract: The discovery of causal relationships from the observational data is an important task. To identify the unique causal structure belonging to a Markov equivalence class, a number of ...
Investopedia

What Is Six Sigma? Concept, Steps, Examples, and Certification

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 ...
The White House

Statements of Administration Policy

H.R. 875 – Jeremy and Angel Seay and Sergeant Brandon Mendoza Protect Our Communities from DUIs Act of 2025 (June 24, 2025) H.R. 275 – Special Interest Alien Reporting Act of 2025 (June 24, 2025) S.J.