At least 15 percent of human females possess a genetic mutation that gives them an extra (fourth) type of color photoreceptor - and this allows them to discriminate between colors that look identical to the majority of us with a mere three types of color photoreceptors.

Even though the outside world has not changed, your brain dynamically presents different interpretations.

There is a looming chasm between what your brain knows and what your mind is capable of accessing.

To a space alien or a German Shepherd dog, two humans would be indistinguishable, just as attractive and unattractive space aliens and German Shepherd dogs are difficult for you to tell apart.

What a life in science really teaches you is the vastness of our ignorance.

Every atom in your body is the same quark in different places at the same moment in time.

As we develop better technologies for probing the brain, we detect more problems.