In the autumn of 1943, the Gestapo responded to a tipoff that Maria von Maltzan, a German aristocrat and member of the resistance, had a Jew living in her home. Photograph: Ullstein Bild/Getty Images From a diplomat who embraced the exiled Albert Einstein to a schoolteacher who helped non-Aryan students flee, these remarkable individuals refused to bend the knee to Hitler only to be dramatically betrayed. What, asked Jonathan Freedland, in this extract from his new book, The Traitors Circle, made them risk it all?
The first insult by science was Copernicus's discovery that we are not at the center of the universe, followed by Darwin's evolution theory and Freud's insights into the unconscious.
Douglas Hofstadter is possibly best known for coining the term ambigram in 1983. An ambigram can be read in more than one way, commonly exhibiting left-right mirror symmetry or 180-degree rotational symmetry.
"The idea of 'learning styles'—that individuals learn better when instruction matches their personal sensory preferences—has been around for decades. But research has repeatedly shown that this approach is unsupported by scientific evidence."
Games reflect the complexity of human thought, posing challenges for AI; to achieve artificial general intelligence, models must learn to understand and adapt to rules.
For centuries, humans have used cannabis to shift perception, open the mind, and spark inspiration, but does lighting up truly unlock the imaginative mind, or is it simply a stoned illusion?
At first glance, the human brain might appear to be a marvel of engineering-a seamless interface for sensory input, cognitive control, and motor output. But if you peer beneath its sophisticated functions, one quickly sees a structure resembling something more like London's winding streets: layered, circuitous, and often baffling in its logic.