Recently, discussions of circular spending have caught my attention almost daily as they relate to the veritable frenzy of spending in Artificial Intelligence (AI). Global AI spending is projected to ...

Hannah Cairo is in the first year of her mathematics graduate program at the University of Maryland. Like her peers, she does research and is a TA on campus.

The COVID-19 pandemic, refugee crises, climate change—these global problems have exposed the need for public goods that are likewise global. What are public goods, and how can they be supplied ...

As the world moves toward COP30 and India assumes a larger voice in shaping global climate finance, the question confronting policymakers is no longer whether to act, but how to pay for it. Emerging ...

The traditional linear economic model — extracting materials, turning them into manufactured goods and discarding them after consumption — is often criticized for creating a considerable amount of ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

A novel algorithm based on fractional Fourier circular convolution theorem is proposed to deal with the fractional linear convolution, which is in accordance with the hidden periodicity of the ...

Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...