More Americans on the job (2:21)

March 8 - More Americans are back at work according to the latest government payroll data- offering more bright signs for the U.S. economy. Bobbi Rebell reports

Jobs keep bull market humming along (2:22)

Mar 8 - Summary of business headlines: Blue chips closed at a record for the fourth day in a row after stronger-than-anticipated job creation; Financial stocks lag after stress test results; Pandora CEO announces surprise exit; Fitch downgrades Italy. Conway G. Gittens reports

GPS brings new clarity to city driving (2:21)

March 10 - Spanish researchers are developing a low cost Global Positioning System (GPS), designed to overcome the so-called ''canyon effect'' of inner-city driving. Tall buildings often render a GPS useless in the city, but the researchers say their system offers a 90% improvement over any competing technology currently available to consumers. Elly Park reports.