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 ...

Stars are often gregarious things. Based on observation and theoretical models, many stars are born in clusters — groups of ten or more stars that were formed from the same interstellar cloud. The ...

Learn how to crochet a beautiful star with this easy step-by-step beginner-friendly tutorial! Perfect for Christmas decorations, gifts, or festive crafts. Follow along and create your own crochet ...

Abstract: Aiming at the problem of fixed pole-slot combinations of traditional permanent magnet linear motors (PMLMs), this paper proposes a novel PMLM with the same number of poles and slots, which ...