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Unlike the well-founded theories you've studied so far in this series, turn to one that is as-yet-unproven -- but mindboggling in its implications. Cosmic inflation proposes that a period of explosive expansion occurred in the first instants of the Big Bang. This startling idea accounts for two puzzling features of today's universe: the observed uniformity of matter and the flat geometry of space.

"From the New York Times-bestselling author of Where Good Ideas Come From and Everything Bad Is Good for You, a new look at the power and legacy of great ideas. In this illustrated volume, Steven Johnson explores the history of innovation over centuries, tracing facets of modern life (refrigeration, clocks, and eyeglass lenses, to name a few) from their creation by hobbyists, amateurs, and entrepreneurs to their unintended historical consequences....

"Josh Willet is a techie, a serious gamer. Which is why Josh and his friends can't stand Mr. N's ELA class; it's a strict no-tech zone. Mr. N makes them write everything out by hand, he won't use a Smartboard, and he's obsessed with some hundred-year-old grammar book. Then Josh discovers a secret; turns out Mr. N's been keeping a lot more than technology from his students! Together with his best friend Vanessa, and using all the computer skills they've...

"In celebration of its tenth anniversary, a special edition of the internationally bestselling phenomenon that cemented Yuval Noah Harari as one of the most prominent historians of our time. One hundred thousand years ago, at least six human species inhabited the Earth. Today, there is just one: us. Homo sapiens. How did our species succeed in the battle for dominance? Why did our foraging ancestors come together to create cities and kingdoms? How...

Photographs and text explore such inventions as the wheel, gears, levers, clocks, telephones, and rocket engines, explaining how they were created and how they have transformed human life.

"For the last 100,000 years, we Sapiens have accumulated enormous power. But despite all our discoveries, inventions, and conquests, we now find ourselves in an existential crisis. The world is on the verge of ecological collapse. Misinformation abounds. And we are rushing headlong into the age of AI--a new information network that threatens to annihilate us. For all that we have accomplished, why are we so self-destructive? Nexus looks through the...

Little scientists will understand science in seconds with this essential homework-helping guide. Learn about everything from molecules and magnetism to rockets and radio waves and find out how a hot-air balloon rises, how erosion flattens mountains, how light waves zip through space, and how the human eye sees colours! With STEM (science, technology, engineering, and maths) subjects ever more important in today's technological world, How to be Good...

"The Candy House opens with the staggeringly brilliant Bix Bouton, whose company, Mandala, is so successful that he is "one of those tech demi-gods with whom we're all on a first name basis." Bix is 40, with four kids, restless, desperate for a new idea, when he stumbles into a conversation group, mostly Columbia professors, one of whom is experimenting with downloading or "externalizing" memory. It's 2010. Within a decade, Bix's new technology, "Own...

"Two bestselling authors overturn conventional wisdom about how economies work, revealing the untold story of who wins and who loses the rewards of prosperity, in a work that fundamentally transforms how we look at and understand the world"-- Provided by publisher.