How Are Webb Telescope Images Colorized?

How Are Webb Telescope Images Colorized?

On the left is a monochromatic image showing infrared data from Webb of the Southern Ring Nebula. On the right is a processed image showing the same view in full color.Image: Gizmodo/NASA, ESA, CSA, and STScI On July 12, the first full-color images from the Webb Space Telescope showed countless nebulae, galaxies, and a gassy … Read more

How to Estimate Distance Using Just Your Thumb

How to Estimate Distance Using Just Your Thumb

Photo: Veranika848 (Shutterstock) One of the most frustrating hobbies I ever took up was archery, but not because it’s hard to hit a target on the wall (it is, but I got pretty good at that). My problem was that one of the popular ways to go out and have fun with archery was to … Read more