Resultados para "J J Smith" en Historia y filosofía

What is embryonic stem cell research? Why is it so controversial? What is its relationship to human cloning? Events are moving so fast and biotechnology seems so complicated that many of us don't have an informed opinion about issues that are remaking the human future before our very eyes.

Werner Heisenberg was one of the greatest physicists of all time. He probed the depths of not just science but the nature of our very existence. His groundbreaking work in quantum mechanics, particularly the formulation of the uncertainty principle, revolutionized our understanding of the subatomic world and earned him the Nobel Prize in Physics in 1932.

The 1918 outbreak of the H1N1 strain of influenza, popularly known as the Spanish flu, killed more people worldwide than World War I, which ended the same year. It infected nearly one-third of the world's population and killed 10 percent of those it struck. In its wake, schools and businesses closed, hospitals became overwhelmed, and the sick spilled out into makeshift care centers in public spaces. Policemen, public transportation workers, and everyday citizens in face masks were a common - and eerie - sight.