What Chemists and Materials Scientists Do. Chemists and materials scientists study substances at the atomic and molecular levels and the ways in which the substances interact with one another. They use their knowledge to develop new and improved products and to test the quality of manufactured goods.
Sandra Day OâConnor: Obama Should Get to Choose Scaliaâs Replacement. Former Justice Sandra Day OâConnor said President Obama should fill the seat on the Supreme Court bench that has been vacated following the sudden death of Justice Antonin Scalia, in an interview with Arizona station FOX10 Phoenix.
President Ronald Reagan nominated Sandra Day O'Connor to the US Supreme Court in 1981. O'Connor, the first female justice on the Court, retired in January 2006 in order to speâ¦nd more time with her husband, Jay, who has been diagnosed with Alzheimer's Disease. Justice Samuel Alito succeeded Justice O'Connor.