Risultati Editore "Random House Audio" in Demografia specifica

In July 2004, Barack Obama electrified the Democratic National Convention with an address that spoke to Americans across the political spectrum. Now, in The Audacity of Hope, Senator Obama calls for a different brand of politics: a politics for those weary of bitter partisanship and alienated by the "endless clash of armies" we see in Congress and on the campaign trail; a politics rooted in the faith, inclusiveness, and nobility of spirit at the heart of "our improbable experiment in democracy".

Her name was Henrietta Lacks, but scientists know her as HeLa. She was a poor Southern tobacco farmer who worked the same land as her slave ancestors, yet her cells - taken without her knowledge - became one of the most important tools in medicine: The first “immortal” human cells grown in culture, which are still alive today, though she has been dead for more than 60 years. HeLa cells were vital for developing the polio vaccine; uncovered secrets of cancer, viruses, and the atom bomb’s effects.