Experts caution that low-quality, A.I.-generated videos on YouTube geared toward children often feature conflicting ...

Rafael Perez is a columnist for the Southern California News Group. He is a doctoral candidate in philosophy at the University of Rochester. You can reach him at [email protected].

Amanda Smith is a freelance journalist and writer. She reports on culture, society, human interest and technology. Her stories hold a mirror to society, reflecting both its malaise and its beauty.

To make a treadmill workout more effective for weight loss, try high-intensity interval training (HIIT) by alternating short, hard runs with longer recovery walks. Change your treadmill routine often ...