Resultados para "David" en Ciencia y tecnología

David Karp developed Tumblr after he tried to start a blog and found the process daunting. With most platforms a blogger faces a huge, empty text box that begs to be filled with words. It was intimidating for a guy who'd never blogged before. Karp had the idea for tumblelogging - creating short blog posts - and built Tumblr as a platform. It lets users easily post both text and images, making Tumblr highly visual and expressive.

Lena Blackburne loved baseball. He watched it, he played it, he coached it. But he didn't love the ways players broke in new baseballs. Tired of soggy, blackened, stinky baseballs, he found a better way. Thanks to a well-timed fishing trip and a top-secret mud recipe, Lena Blackburne Baseball Rubbing Mud was born. For seventy-five years, baseball teams have used Lena's magic mud to prepare baseballs before every game. Listen to the story of how Lena's mud went from a riverbank to the major leagues and all the way to the Hall of Fame.

David Aguilar was born missing part of one arm, a small detail that seemed to define his life and limit people’s ideas of who he was and who he could be. But in this funny and heartfelt memoir, David proves that he can throw out the rulebook and people’s expectations and maybe even make a difference in the world—and all with a sense of humor.

Madam C. J. Walker invented a line of African American hair products and cosmetics that led her to become the first self-made female millionaire.

This audiobook tells the story of Levi Strauss and the evolution of blue jeans.

Nine remarkable men produced inventions that changed the world. The printing press, the telephone, powered flight, recording, and other innovations have made the modern world what it is. But who had these ideas and made realities of them? As David Angus explains, they were very different: quiet, boisterous, confident, or withdrawn. But all had a moment of vision that they combined with single-minded determination to battle through numerous obstacles and produce something that really worked.

One thing that hasn't changed much at all in the last 10,000 years is the human brain. The relentless curiosity of the human mind, combined with our ability to solve problems, has resulted in huge innovation and change. Here, then, are some of the most revolutionary ideas of the last 300 years.