Cheng, R. , Liu, J. , Hao, L. and Wu, D. (2026) On the Application of the Infinitesimal Method to Two Categories of Problems in College Physics. Open Journal of Social Sciences, 14, 378-389. doi: ...

Abstract: Students’ diverse cognitive functions play a pivotal role in shaping their problem-solving behaviors, emphasizing the need to identify and cultivate these abilities to enhance learning ...

Abstract: Nowadays, problems such as greenhouse effect and air pollution become increasingly prominent. The power generation process should pay attention to the fuel cost and reduce the pollution to ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In October 2024, news broke that Facebook parent company Meta had cracked an "impossible" problem ...

Aggregate functions help turn large datasets into simple summaries used across many fields. GROUP BY and HAVING allow structured grouping and filtering of data for clearer reports. Functions like ...

Smartwatches record heart rate and ECGs — but how accurate are they? Two users test wearables against a medical electrocardiogram to see if watches can detect arrhythmias and support heart health. A ...

Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

From our recent experience it is clear that the traditional liberties of speech and opinion rest on no solid foundation. At a time when the world needs above all other things the activity of generous ...

The largest US auto-parts trade group has warned that domestic carmakers may see major production disruptions within two to four weeks, as the escalating dispute over Nexperia risks cutting off ...

Trigonometry, the study of relationships between angles and sides of triangles, relies heavily on a foundation of formulas. These formulas provide the tools to solve complex problems in fields ranging ...

SHANGHAI: 28 Aug. 2025 – Overall new-vehicle quality in China has declined from 2024 by a notable increase of 17 problems per 100 vehicles (PP100) to 229 PP100, according to the J.D. Power 2025 China ...