"Singlism" is indeed potent and double-edged. Because most people still do opt for marriage, this bias probably hurts more singles overall. But the intolerance that couple people feel is no less real or harmful.

Could Bateman's influential conclusions about the lack of effect of mate number on reproductive success of mothers have been due to an undercount of the number of offspring mothers must have had? Our repetition proved that an unreliable method produced biased results.

Why do we believe fictions in the face of facts? When do the scales fall from our eyes?

In the dynamics of the sociology of science, there must be some payout for self-deceived true believers.

Why the laws of nature came to exist is an unknowable, but on the other hand how the laws of nature function is not only knowable but also important to know.

By: Wynne Parry, LiveScience Senior Writer Published: 05/04/2012 09:51 AM EDT on LiveScience Adults have more difficulty recognizing faces that ...

Biases are very important to the sciences. That's primarily that you have to understand them in order to avoid or correct for them. The most famous bias is probably the "selection bias."