In taking celestial photographs the telescope is used as the camera, the sensitive plate being usually placed in the focus 0f the 0bject-glass or mirror ... duration of the illuminating spark ...

In this article, I try to contextualize the Kendrick Lamar Super Bowl Halftime show to my dad who said it "didn't do anything ...

To find the best LED mirrors, experts recommend focusing on features like adjustable brightness and multiple magnification ...