Abstract: For autonomous navigation systems, effective path planning in complex environments is critical. The widely used artificial potential field (APF) method, though simple and intuitive, has ...

Follow a step-by-step Excel tutorial to learn how to calculate percentages correctly and avoid common spreadsheet mistakes. #ExcelTips #SpreadsheetSkills #Productivity #DataAnalysis Alex Pretti ...

Researchers have developed a breakthrough method to recover high-purity nickel, cobalt, manganese and lithium from spent lithium-ion batteries using a mild, sustainable solvent. The process, detailed ...

1. On October 24, 2025, the Secretary of Commerce (Secretary) transmitted to me a report on his investigation into the effects of imports of processed critical minerals and their derivative products ...

This video explains how to divide numbers in Excel using proper formulas while avoiding common mistakes that lead to errors. It covers correct cell referencing, handling zero values, and best ...

If social media were a literal ecosystem, it would be about as healthy as Cleveland’s Cuyahoga River in the 1960s—when it was so polluted it repeatedly caught fire. Those conflagrations inspired the ...

The Council has agreed its position on a new regulation that seeks to strengthen the EU’s resilience in the face of ongoing challenges to security of supply of critical medicines in Europe. The ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...