The Connectedness Illusion: In Which Group Are There More Circles?

The Connectedness Illusion: In Which Group Are There More Circles?

If you said the group on the left, then you’ve just experienced the “connectedness illusion” that causes viewers to underestimate the number of circles in a group. Researchers at the Brain and Mind Institute at the University of Western Ontario presented two groups of circles. In one group are connected to tiny lines but the…

A Cat’s Purr Can Help Reduce Stress and Lower Blood Pressure

A Cat’s Purr Can Help Reduce Stress and Lower Blood Pressure

When a cat purrs it may be doing something more than simply communicating or expressing contentment. Some researchers believe that the vibrations (24-140 per minute) are helpful for bone regeneration, to reduce pain and swelling and repair tendons and muscles. However, purring doesn’t only benefit cats. Research has also shown that stress relief and lowering…