os.path.join (folder, filename) ensures the path is correct for the system. On Windows, it uses backslashes (reports\summary.txt); on Linux and macOS it uses forward slashes (reports/summary.txt).

Parallel file systems running on high-speed networks are the foundational infrastructure for quick access to these datasets.

For the first time in half a century, America stands on the threshold of sending astronauts back to the Moon. Slated for ...