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An aperture set at f/2 is twice as big as one set at f/2.8 and four times larger than f/4. What’s Pi got to do with f/stops, and why do we use such a seemingly arbitrary numbering system? Continue reading to learn the answers to these and a few more arcane aperture facts. 

Among the most aesthetically satisfying features of a good lens is the lovely color of the front glass. Check out the ads trying to lure you to new optics, and you’ll see come-hither hues of blue, purple, or yellow—as tempting as a new car’s snazzy finish.

Anthropologists recently revealed that the DNA of modern man differs from Neanderthals, Denisovans and other early human prototypes by a mere 1.5 to 7%. Witnessing lack of driver courtesy on the NY State Thruway, I could have told you that without ever even looking at a genome. But these new facts beg the question: “Why do so few photographs remain?”

Have you ever wondered why your photos look sort of ridiculous after dropping a person or object into the scene? One common culprit is that you neglected to evaluate the light and add realistic shadows where they belong.

Ever since Photoshop introduced the beta version of their new AI-based Generative Fill capability there's been a heated debate about what this means for photographers and the craft as a whole. Some folks greeted the news with excitement as a remarkable innovation, while others unabashedly say it spells doom for everyone with a camera.

For someone who has put out videos showing how to get sharp photos every time, it's interesting that photographer Pierre T. Lambert is now saying that "sharp photos are overrated." But he has a point to make and he does so in the below tutorial.

Adobe recently updated Lightroom CC and the Adobe Camera Raw plug-in for Photoshop, and one of the upgrades is a new algorithm for the “Auto” button that now employs the company’s Sensei Artificial Intelligence technology. If you’re using a version of Lightroom or Photoshop that supports this feature, you really should give it a try.