A version of this story appears in the September 2020 issue of National Geographic magazine. Philadelphia detected its first case of a deadly, fast-spreading strain of influenza on September 17, 1918.

Charlene Rhinehart is a CPA , CFE, chair of an Illinois CPA Society committee, and has a degree in accounting and finance from DePaul University. Vikki Velasquez is a researcher and writer who has ...

This valuable study investigates how perceptual and semantic features of maternal behavior adapt to infants' attention during naturalistic play, providing new insights into the bidirectional and ...

Probabilistic models, such as hidden Markov models or Bayesian networks, are commonly used to model biological data. Much of their popularity can be attributed to the existence of efficient and robust ...

Learn when and how to withdraw funds to avoid any taxes and penalties What 50-Year-Olds Need To Know About Roth IRAs What 50-Year-Olds Need To Know About Roth IRAs What You Need to Know About Roth ...

Traditional and Roth IRAs let you save for retirement with tax advantages. IRA contribution limits increase with age, allowing more savings as retirement nears. IRAs offer flexible investment options ...

The performance of skilled behaviors requires a balance between consistency and adaptability. Although the neural mechanisms that regulate this balance have been extensively studied at systems and ...

Distributed decision-making over graphs involves a group of agents that collaboratively work toward a common objective. In the social learning framework, the agents are tasked to infer an unknown ...

Abstract: In the context of large-scale photovoltaic integration, flexibility scheduling is essential to ensure the secure and efficient operation of distribution networks (DNs). Recently, deep ...

Hardware, lumber and building materials buying cooperative Do it Best appointed Matt Loprest and Tim Pieper as Directors of Operations. Loprest brings extensive leadership experience in logistics, ...

Fort Wayne, IN-based hardware, lumber and building materials cooperative Do it Best completed its acquisition of True Value. Terms of the transaction were not disclosed. True Value announced it was ...