Abstract: Biofuels derived from feedstock offer a sustainable source for meeting energy needs. The design of supply chains that deliver these fuels needs to consider quality variability with special ...
As it seeks to end birthright citizenship, the Trump administration is arguing that immigrants bring problems that extend for generations. The data shows otherwise. By Hamed Aleaziz Reporting from ...
Abstract: Bilevel programming can be used to formulate many problems in the field of power systems, such as strategic bidding. However, common reformulations of bilevel problems to mixed-integer ...
America’s cost-of-living problem is simple math: Inflation spiked several years ago and paychecks haven’t had enough time to catch up. The latest jobs report revealed Tuesday that the problem got even ...
Master problem-solving with a simple, powerful 3-step approach that works across all languages and challenges. Whitefish crash has Michigan fishers on the brink: ‘It makes you want to cry’ Donald ...
VENEGONO, Italy—One of Pope Leo XIV’s biggest quandaries is a question God himself asked: Whom shall I send? As in the book of Isaiah, few are answering “Here I am.” The Catholic Church has a manpower ...
It’s a well-known fact by now that kids are missing school more than they were a few years ago. It’s a problem that is top of mind for educators and researchers, and increasingly for families. But ...
Consider someone who’s perfectly content with their office chair. It’s not ergonomic, it doesn’t have lumbar support, but it works. Then, during a meeting or a visit to a friend’s office, they sit in ...
The report, now in its 10th year, draws on two decades of data, starting with 2005. It tracks 8,000 American local news outlets, including more than 5,400 newspapers, almost 700 standalone digital ...
You could say that Morgan Wallen has achieved his 2020s pop domination by brute force. His last two albums — 2021’s Dangerous: The Double Album and 2023’s One Thing at a Time — clock in at 30 and 36 ...
Whether we identify a problem that inspires us or are given a problem to solve, how creative our work on it will be depends on how we think about it. What aspects of the problem can we focus on? How ...
Pew Research Center conducted this study to understand Americans’ views of problems facing the country. For this analysis, we surveyed 5,086 adults from Jan. 27 to Feb. 2, 2025. Everyone who took part ...
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