As a microbiologist, I am particularly concerned with Mr. Bush's blatant disregard for science.

If they are opposed to abortion, they should be for preventing unintended pregnancies.

While many have been left behind by Part D, there is a clear winner: the drug industry. Independent analysts predict that Part D will increase drug industry profits by $139 billion over the next eight years. Glaxo-SmithKline's second-quarter net income already jumped 14 percent, and other leading drug companies also have benefited.

The Second Amendment only protects the people who want all the guns they can have. The rest of us, we've got no Second Amendment. What are we supposed to do?

Women in the service put themselves in harms way to protect us and our Nation from threats at home and abroad. The least we can do is ensure they are protected when facing a horrible tragedy.

The Defense Department must do a better job of providing the best possible care for service women who are victims of sexual assault.

The U.S. has the finest research scientists in the world, but we are falling far behind other countries, like South Korea and Singapore, that are moving forward with embryonic stem cell research.