Cosmology, one of the oldest sciences, is the
exploration of the
structure and evolution of the universe. Modern cosmology originated
with Einstein’s relativistic theory of gravitation and the
discovery of
cosmic expansion by Hubble in the 1920s. It has since led to the
“big
bang†cosmic model and, in recent years, advances in the field
led
scientists to new concepts such as dark matter and dark energy.
To launch the new program, the department has added
four new cosmologists to its faculty: