American astronomer J. Allen Hynek is best known for investigations of unidentified flying objects and efforts to promote "ufology" as a legitimate scientific pursuit.

JoJo Siwa is an American singer, dancer and YouTube personality who's famous for donning big bows in her hair and for her hit singles 'Boomerang' and 'Hold the Drama.'

Lena Waithe is an American actress and screenwriter who is best known for her supporting role and writing credits on Netflix's 'Master of None,' for which she won an Emmy in 2017.

Robbie Knievel is a daredevil and stunt performer, and the son of legendary motorcycle jumper Evel Knievel.

Derek Hough spent a decade as a pro dancer on 'Dancing With the Stars' before becoming a judge on 'World of Dance'; he's also appeared in movies, stage shows and TV productions.

Jill Clayburgh was an Oscar-nominated American actress who had memorable roles in 'An Unmarried Woman,' 'Starting Over,' 'Running With Scissors' and 'Bridesmaids.'

Prince Louis is the third child of Prince William and Kate Middleton. His two older siblings are Prince George and Princess Charlotte.

As a voice actor, Hank Azaria has brought many characters to life on The Simpsons. He's also appeared in other memorable roles in movies, television and on the stage.

Gigi Hadid is photoshopped almost beyond recognition on the new cover of ‘Vogue Italia,’ with some accusing the model of wearing blackface. Hadid apologized on social media, writing "things would have been different if [her] control of the situation was different.”

Bernard Madoff’s ponzi scheme victims are due another $504 million in government-seized assets; in all, about 21,000 victims will have received more than $1.2 billion. Madoff is currently serving 150 years in prison for devising one of Wall Street’s largest frauds.

Mark Zuckerberg has topped Warren Buffett to become the world’s third-richest person, according to the Bloomberg Billionaires Index. The Facebook co-founder trails only two other tech giants: Amazon CEO Jeff Bezos and Microsoft co-founder Bill Gates.

Tina Fey hosted the ‘SNL’ season 43 finale over the weekend, reprising her infamous role as Alaska governor and presidential contender Sarah Palin. Hamilton creator Lin-Manuel Miranda offered a behind-the-scenes look at Fey's new Tony-nominated Broadway musical, ‘Mean Girls.’

Channing Tatum is an American actor who's starred in films like '21 Jump Street,' 'Magic Mike' and 'Foxcatcher.'

Dwayne Johnson first rose to fame as "The Rock," a popular wrestling personality. He then became a box-office star, appearing in films including 'The Scorpion King,' 'Hercules,' and 'The Fast and the Furious' franchise.

Chris Brown was arrested Thursday night in West Palm Beach, Florida, on an out-of-county warrant from last year, although authorities did not release further details. The singer was performing as part of a nationwide tour; he was booked and released on bail in an hour.

Former Supreme Court Justice John Paul Stevens, known for being moderately liberal, called for the repeal of the U.S. Constitution's Second Amendment giving Americans the right to bear firearms in response to student protests. President Trump replied it “will never be repealed.”

Malin Akerman is a Swedish-Canadian actress known for roles in big screen comedies like 'The Heartbreak Kid,' as well as the superhero feature 'Watchmen' and the Showtime drama 'Billions.'

Wes Anderson’s ‘Isle of Dogs’ lit up the box office in its opening weekend, debuting to an estimated $1.57 million -- the director’s biggest debut ever. The new indie animation film features the voices of Bryan Cranston, Edward Norton, Frances McDormand and others.

Rick Santorum suggested on CNN that Parkland students should learn CPR instead of marching the day after the March for Our Lives nationwide events in protest of gun violence. The republican senator’s comments prompted backlash from gun violence victims.

Academy Award-winning actress Renee Zellweger is known for her roles in 'Jerry Maguire,' 'Cold Mountain,' 'Chicago' and the 'Bridget Jones's Diary' film series.

Harper Lee is best known for writing the Pulitzer Prize-winning bestseller 'To Kill a Mockingbird' (1960) and 'Go Set a Watchman' (2015), which portrays the later years of the Finch family.

Tim McGraw collapsed on stage at a concert in Ireland. "He's been super dehydrated. And I apologize, but I made the decision that he cannot come back out on stage," McGraw's wife, singer Faith Hill, told the audience. A spokesperson said McGraw will be fine.

Rachel Morrison is a cinematographer whose known for her work in films like 'Fruitvale' and 'Black Panther.' Her work on the Netflix original film 'Mudbound,' earned her an Oscar nomination in 2018.

Promoting her cyberbullying campaign, Melania Trump warned of “destructive” and "harmful" social media. "This is why Be Best chooses to focus on the importance of teaching our next generation how to conduct themselves safely and in a positive manner in an online setting," she said.