Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

Solve the grid in this easy Sudoku puzzle! The objective of Sudoku is to fill each row, column and sub-grid with exactly one of each number from 1-9. A conflict arises if you repeat any entry in ...

A classic puzzle conundrum goes like this: You’re in a room with two ropes and a box of matches. Each rope takes exactly an hour to burn all the way across, but it might burn faster through some ...

A federal judge in Boston ordered the National Institutes of Health to restore billions of federal research dollars terminated in recent months by the Trump administration. Judge William Young ...

The Secretary-General's Scientific Advisory Board and its associated global network of scientific institutions advise UN leaders on breakthroughs in science and technology – how to harness the ...

Data Descriptors, Scientific Data's primary article type, describe datasets. These must be made available to editors and referees at the time of submission and be shared with the scientific ...