More than a century after its invention, illustrators still use a lit bulb to symbolize a great idea. Credit typically goes ...

Working in railways, mines, and mills caused thousands of deaths in the early 20th century and before. Photos show the dangerous workplaces.

Photo: Abby Ferguson Have you ever noticed that sometimes your photographs turn out oddly blue or orange? This common ...

Mini-LED and OLED are the best TV options for a new TV. But which one should you get? Here are all their pros and cons.

Discover why lights sometimes flash rapidly when viewed on video. Learn about the science behind flickering, how frame rates ...

As daylight diminishes, people can feel their mood dimming. In fact, millions of U.S. adults experience seasonal affective ...