College admissions decisions As college acceptance letters arrive this spring, many students are weighing complicated financial packages as major factors in their decision. The high cost of college is forcing some to turn down their dream schools.9:06 a.m.
Martha "Marty" O'Connell: Executive director of "Colleges that Change Lives" series of college directories.
Jacques Steinberg: Education correspondent for the New York Times. He also edits "The Choice" blog.
The science of sight It's not a cure for blindness just yet, but some scientists hope that a bionic retina may actually return sight to people who can't see. We also discuss what others of us can do to preserve sight from one of the main causes of age-related blindness.10:06 a.m.
Mark Humayun, MD: Professor of medicine at the University of Southern California. He's also a bioengineer who is working on a way to stimulate the retina to allow blind people to have limited sight.
Sharon Solomon, MD: Associate professor of medicine at the Wilmer Eye Institute at Johns Hopkins University.