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A full-colour illustrated tour through philosophy's most famous - and most mind-bending - ideasI Think Therefore I Am, Existentialism, Dialectical Materialism? The Socratic Method and Deconstruction? Sure, you know what they all mean. That is, you've certainly heard of them. But do you know enough about them to join a dinner party debate or dazzle the bar with your knowledge?30-SECOND PHILOSOPHIES takes a revolutionary approach to getting a grip on the 50 most significant schools of philosophy. The book challenges leading thinkers to quit fretting about the meaning of meaning for a while and explain the most complex philosophical ideas - using nothing more than two pages, 300 words, and a metaphorical image. Here, in one unique volume, you have the chance to pick the potted brains of our leading philosophers and understand complex concepts such as Kant's Categorical Imperative without ending up in a darkened room with an ice pack on your head.

Adapt or die: it's nature's most famous imperative. But how does evolution actually happen? It's too slow to see, but it's going on all around you, all the time. Even if you're on top of the key terms - variation? Natural selection? Parent-offspring conflict? - you still need some context to put them in. From populations to speciation and polymorphism to evolutionary psychology, here's the one-stop source for all you need to know. Evolution unlocks the laboratory of life, dissecting it into the 50 most significant topics that provide the missing links to understand the natural world's four-billion-year ancestry and the process of natural selection in which species either adapt in myriad ways - mutation, ingenuity, and intelligence - to meet the challenges of a changing environment, or die. Unravel the development of living organisms, at micro and macro level - from genes to geniuses.

Everything politics, with colour illustrations, in half a minute.

When was radium discovered? Who are Dmitri Mendeleev and Glenn T. Seaborg? Who discovered uranium's radioactivity? Which element is useful for dating the age of Earth? And why doesn't gold have a scientific name? 30-Second Elements presents you with the very foundations of chemical knowledge, explaining concisely the 50 most significant chemical elements. This book uses helpful glossaries and tables to fast track your knowledge of the other 68 elements and the relationships between all of them.

Great Inventions in 30 Seconds looks at fifty groundbreaking innovations - together with the individuals behind the ideas - that really have changed the world.

You probably know, or think you know, quite a bit about what happened in the 20th century - chances are, if you're reading this, you lived through at least some of it - and you may have referenced the Cuban Missile Crisis, the double helix, or the Wall Street Crash in conversation. But even for people who were there, it was the fastest-moving hundred years in history, so refresh your memory with these pacey profiles on everything from Sputnik to Stonewall. Twentieth Century presents a unique approach to modern history, condensing 100 years of innovation and art, politics and conflict, triumph and disaster, into 50 graphic snapshots that offer an instant appreciation of the way the world revolves and evolves. Consider which events define a period of history and why. From the Red Army to Black Monday, from Woodstock to the World Wide Web, this is the fastest way to travel in time.

Explore the importance of our oceans through 50 key topics, each concisely explained by a team of experts.