In Fig. 1, which line is longer? Our eyes will tell us that the first line seems longer than the second, but in fact two lines are the same. This famous image consisting of stylized arrows is called Müller-Lyer illusion.…
What? Sunscreens contain diverse active ingredients. Some use the inert inorganic mineral pigment, such as zinc oxide and titanium dioxide, primarily to reflect or scatter UV radiation. Others use organic chemicals or a mixture because chemicals can absorb UV rays.…
Post-traumatic stress disorder, so-called PTSD, is a psychiatric disorder that can occur in people who have experienced or endeavored a traumatic event. Commonly we heard many violent tragedies happened because of the criminals’ former unpleasant experiences, for example, rape or…
After watching the drama series, ‘Lie to Me’, I got curious about facial micro-expressions. Facial micro-expressions are rapidly involuntary facial expressions which reveal disguised feelings. They can be significant for understanding humans’ deceitful behaviors. Micro-expressions were first found by Haggard…
Depression refers to a swing in mood and a feeling of sadness. It is a common problem in every age group, especially in college students, and consequences of depression can be serious. Generally, when people are depressed their feelings are…