WASHINGTON (AP) -- As the Smithsonian continues developing a national black history museum, it's offering a look at Thomas Jefferson's lifelong slave ownership through an exhibit that explores the lives of six slave families at his Monticello plantation.

MINNEAPOLIS (AP) -- Quicker deliveries of Boeing's commercial airplanes helped it report a 20-percent jump in fourth-quarter profits, and offset sluggish growth in its defense business.

WASHINGTON (AP) -- The secret was still intact when President Barack Obama, entering the House chamber Tuesday evening to deliver his State of the Union speech, pointed at his Pentagon chief and said, "Good job tonight."

SAN FRANCISCO (AP) -- A quarter-century after the U.S. Food and Drug Administration approved the first prescription drugs based on the main psychoactive ingredient in marijuana, additional medicines derived from or inspired by the cannabis plant itself could soon be making their way to pharmacy shelves, according to drug companies, small biotech firms and university scientists.

TRENTON, N.J. (AP) -- Gov. Chris Christie moved to diversify the state's all-white Supreme Court on Monday with two firsts: the nominations of an openly gay black man and a Korean-born prosecutor to fill two vacancies.

TUCSON, Ariz. (AP) -- Outgoing Congresswoman Gabrielle Giffords spent her last hours as Tucson's U.S. representative finishing the meeting she started on the morning she was shot and bidding farewell to constituents who have supported her through her recovery.

NEW YORK (AP) -- The Boy Scouts have labored for decades to curtail sexual abuse of scouts by adult volunteers. But when their name was evoked in a lawsuit linked to the Penn State abuse scandal, the reference was not to problems - it was acknowledgment that the Scouts' current prevention policies are considered state of the art.

COLUMBIA, S.C. (AP) -- Civil rights leaders bothered by South Carolina Gov. Nikki Haley's stance on issues like requiring voters to show their IDs at the polls are reminding the governor that she is a minority, too.

LOS ANGELES (AP) -- Scientists are reporting hints that embryonic stem cells can ease blindness in some people.
It's the first results from the use of embryonic stem cells in humans.

 An unpublished study by Duke University researchers that says black students are more likely to switch to less difficult majors has upset some students, who say the research is emblematic of more entrenched racial problems.