"I think all the great religions of the world - Buddhism, Hinduism, Christianity, Islam, and Communism - both untrue and harmful. It is evident as a matter of logic that, since they disagree, not more than one of them can be true."
Bertrand Russell wrote these words in his famous essay, "Why I Am Not A Christian." In Bertrand Russell on God and Religion, Al Seckel presents in one volume the severe scrutiny Russell brought to bear on organized religion in his best essays.
Bertrand Russell on God and Religion is an exhaustive compilation of Russell's best essays on religion,...

During his long life (1872-1970) Bertrand Russell was one of a handful of social thinkers, let alone internationally recognized philosophers, whose views on contemporary issues won for him a devoted and supportive audience on the one hand and a host of vituperative critics on the other. Russell's revolutionary writings frequently placed him in the center of controversy with conservatives and all those who were unwilling to consider moral questions from a rational rather than an emotional stance.
Al Seckel has compiled an exhaustive collection of Russell's very best and most...

Prepare to be amazed Inside the covers of this incredible, colorful collection are hundreds of the world s most powerful optical illusions. They re beautiful to behold, and stunning in their trickery. Some of the mind-boggling images seem to spring into action, vibrating, pulsing, and spinning like a hula hoop. Other ambiguous illusions feature two subjects in one: the fun is in finding them both in the single pictureincluding a mouse playing hide and seek in a cat s face and a strange desert mirage where palm trees imperceptibly morph into camels. And still more, like The Impossible...

This intriguing collection contains more than 275 optical illusions that appear to change before your eyes. Al Seckel carefully selected both well-known images, such as Shepard's tabletop, Wade's spiral, Ames room and Rubin's face/vase, and many lesser-known, but no less effective, illusions.

Every type of optical illusion is here, along with notes about the science of each visual perception and how the illusions work. Among the baffling images and shapes are:

Figure/ground illusions, in which one shape switches into another then back again

Ambiguous...

Dies ist eine wirklich umfassende Sammlung optischer Täuschungen, viele davon sind hier erstmals veröffentlicht. Nahezu 300-mal werden Sie Ihren Augen nicht trauen: Bilder flimmern oder lösen sich in nichts auf; Formen zerfließen, Größenverhältnisse kehren sich um, die Gesetze der Perspektive gelten nicht mehr. Ist alles nur Schein?
Der amerikanische Kognitionswissenschaftler Al Seckel (1958-2015) galt als führende Autorität auf dem Gebiet der optischen Illusionen. Er sammelte optische und andere Täuschungen und erforschte ihre Wirkung auf unsere Wahrnehmung. Al Seckel lehrte an...