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.
1 Unfortunately, as of 2010, there have been no female African-American Supreme Court Justices. Until fairly recently, the Supreme Court consisted primarily of white men. 2  We have also had four female Justices on the Court: 1  Associate Justice Sandra Day O'Connor (retired 2006) 2  Associate Justice Ruth Bader Ginsburg (joined court in 1993) 3  Associate Justice Sonia Sotomayor (joined court in 2009) Sonia Sotomayor is Latina. 4  Associate Justice Elena Kagan (joined court in 2010)