Nikki Haley says she "should have said slavery" in Civil War answer, expands on pardoning Trump in Iowa town hall

WATCH: How Advanced Would Aliens Need to Be to Contact Earth?

AMC "meme" stock jumps after theater chain raises $230 millionWhat's next for Dick Van Dyke? 95-year-old icon talks Kennedy Center Honors and his decades-long career

Naomi Osaka draws support from wide range of big names, from Russell Wilson to AOC and many moreLil Loaded, Dallas rapper best known for 2019 viral hit "6locc 6a6y," has died at 20Naomi Osaka withdraws from French Open, citing struggle with depression and anxiety

Indianapolis 500: Helio Castroneves wins for 4th timeRich Little: Still making a great impression

B.J. Thomas, "Hooked on a Feeling" singer, has died at age 78

Mark Eaton, NBA All-Star center for the Utah Jazz, has died at 64Bringing back the hits: Mining music catalogs for gold

Here's The Real Reason Why NASA Had to 'Cancel' That All-Female SpacewalkNASA Has Proposed a Mission to Neptune's Moon Triton, And We're So Excited

Astronomers Think They Might Have Figured Out Jupiter's Mysterious OriginsJupiter's Mysterious Red Storm Is Shrinking After Raging Large For 300 Years