Are these circles moving?

Back in August of last year, Andrea posted a piece about the Ames window illusion (and Ames rooms). In this Veritasium video from a few days ago, they set up some very trippy demonstrations of this amazing optical illusion in action. My jaw literally dropped several times. Image: YouTube READ THE REST

Michael Bach a scientist of visual function, and he made a clever site that shows off 141 optical illusions — using interactive doodads that let you tweak different parts of the illusion, to figure at what point the illusion breaks. This interactivity, these breakpoints, turn out to be incredibly useful in grasping the quirks of… READ THE REST

Nothing like a good geometrical-optical illusion! The alteration of the black and white lines and corner shapes causes your brain to get confused about the perspective. Here are a few other good classic examples. Image: YouTube / MindYourDecisions READ THE REST

With January here, it's easy to think that the worst of winter is over. Unfortunately, as recent years (like last year) have shown us, it can remain pretty steadily chilly all the way into April and May. If you've got central heating, you're going to be getting pretty sick of those bills by then.  The… READ THE REST

It's likely that there's never been a New Year's resolution focused on vacuuming more. However, plenty of people want to clean up the clutter and tidy up their lives to start a new year. The investment in a quality vacuum and other cleaners can be a good way of ensuring that much-needed cleaning work gets… READ THE REST

If you've ever started a business, it probably wasn't so you could process invoices and fill out payroll checks. Yet, accounting is the absolute lifeblood of any enterprise – and unless a company is paying thousands to have a certified professional take charge of their finances, it's easy to feel like the entire accounting arena… READ THE REST