This is cool – someone took a photo of UFO hovering over the scene of an accident. If you rotate the photo 180 degrees, it almost looks like the UFO is a car in a lake.
The Troxler effect is a visual example of neural adaptation, where our brains filter out "superfluous" stimuli that does not change. It's the same way you don't notice the sound of rain or your room's background noise after a while. Swiss physician Ignaz Paul Vital Troxler first wrote about the effect in 1804. Understanding this… READ THE REST
In artists Erwin Driessens and Maria Verstappen's installation "Pareidolia," a computer vision system uses facial recognition software to find faces in grains of sand. Of course, "pareidolia" is a trick our brain plays that causes us to see meaningful patterns that aren't really there, like animals in clouds or hidden messages in songs. From the… READ THE REST
Stare into the black circle in this video to get a lesson in chromatic adaptation from scientist Andrew Steele. This is definitely my favourite optical illusion—it's mind-bendingly effective but infuriatingly ephemeral, vanishing as soon as you try to look straight at it—and a fantastic illustration of how our eyes and brain together conspire so… READ THE REST
With everyone looking for increased portability from all their necessary items, it's a surprise monocular telescopes haven't eclipsed binoculars yet. But it may not be too long before these lightweight marvels are nudging their way past their big, bulkier brother as the instrument people reach for to get a quality view from a distance. While… READ THE REST
There are few tools in the history of humankind that stretch back as far as the molcajete. Going back thousands of years to the ancient Mayans and beyond, the process of crafting stone mortar and pestle instruments to grind up spices is a staple of Mexican and South American food preparation. There are also few… READ THE REST
Amazon Web Services or Microsoft Azure? Those two titans are often the center of every question when considering cloud-based web platforms. While Amazon and Microsoft are the absolute 1-2 in that discussion, how about some of the other contenders in the cloud services space? That inevitably leads to the 3rd largest cloud platform Google Cloud.… READ THE REST