Popular YouTube personality Michael Stevens of VSauce posted this interesting 12-minute video yesterday explaining the optical science behind the "Moon Terminator Illusion" and the "Dolly Zoom Effect" (AKA the Hitchcock zoom).
What is the resolution of the human eye? You might think it's a straight forward question with a straight forward answer. We have a certain number of photon collecting cells in our retina much like an image sensor right? So we should be able to pull a 'megapixel' count of sorts out of there.
Well, actually, it's not nearly that simple. And in the video above, video blogger Michael Stevens (aka. Vsauce) explains why, before ultimately answering the question anyway.
Unless you only shoot in monochrome, color likely plays a huge part in the experience of viewing your photographs. You may be aware of how you use them, but do you know how the colors in your images affect the people that look at them? PBS Off Book put out this fascinating video today that explores just how powerful colors are.
You know the infinitely long tunnel that appears when you look into two mirrors that are pointed at one another? Have you ever noticed that the tunnel becomes more and more green, the deeper you go?
YouTube personality Vsauce has a fascinating new video titled "What Color Is A Mirror?". In it, Mr. Sauce explains that this is due to the fact that there is no such thing as a perfect mirror (i.e. a mirror that perfectly reflects 100% of light). The fact is, a typical mirror best reflects light in the 510nm range, which we perceive as green light.
With the rise of sites like YouTube, the Internet is teeming with digital videos (two days worth are uploaded …