Friday is Homeland Security Secretary Janet Napolitano's last day on the job. She is leaving Washington, and will become president of the University of California system at the end of the month. RENEE MONTAGNE, HOST: Today is Janet Napolitano's last day as Secretary of the Department of Homeland Security. Napolitano is leaving Washington D.C., heading for California, to become at the end of this month, president of the University of California System.
10 Major Accomplishments of Benjamin Franklin. Benjamin Franklin was a Founding Father of U.S. who had a significant and profound influence in the early development of his nation. He was a prodigious inventor and his numerous inventions include the lightning rod, bifocals, long arm and the Franklin stove.
As a physicist and mathematician, Einstein wasn't an inventor in the vein of Thomas Edison or Alexander Graham Bell, but his theories of relativity led to new ways of looking at time, space, matter, energy and gravity.s a physicist and mathematician, Einstein wasn't an inventor in the vein of Thomas Edison or Alexander Graham Bell, but his theories of relativity led to new ways of looking at time, space, matter, energy and gravity.