Images of Einstein have become even more common than ... was sufficient to support a wife and 4-year-old son, Hans Albert, and his schedule left him “eight hours of fun in the day, and then ...

During the latter part of the 20th century, string theory was put forward as a unifying theory of physics foundations. String ...

fue observado por primera vez en 1919 y es una de las primeras confirmaciones experimentales del modelo propuesto por Albert Einstein. La imagen muestra una galaxia espiral distante cuya luz ha ...