Daily Archives: Mar 13, 2026

"Caliber is irrelevant if you get your shot in the correct location." It's a mantra mindlessly repeated at gun stores and online. But in actual lifesaving interactions, the cartridge can decide success almost as much as firearms skill. Contemporary ballistics research, decades-long law enforcement careers, and street-tested defensive interactions...

The diesel engine, the unyielding workhorse of American cargo for generations, is slipping sooner than industry vision was expecting. What was initially a creeping advance toward cleaner alternatives has now become a mad rush to retool fleets, pushed by coming together forces in technology, rules, and economics. In the...

Can one photograph change the way human beings perceive the universe? The 2025 ZWO Astronomy Photographer of the Year competition indicates that it can. This year's winners range across the canvas of cosmic subject matter from the turbulent surface of the Sun to the icy quietude of far-off galaxies...