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A recently discovered green comet passed Earth for the first time in 50,000 years. It was last visible in the night sky during the Stone Age.

The FBI is expected to search former Vice President Mike Pence's house in Indiana and office in Washington for additional classified materials soon, sources familiar with the matter tell CNN.

A scan of the skull of a 319-million-year-old fossilized fish has led to the discovery of the oldest example of a well-preserved vertebrate brain, shining a new light on the early evolution of bony fish.

In the latest episode of "Unfiltered," SE Cupp argues former President Donald Trump, now a 2024 presidential hopeful, is struggling to build momentum around his campaign -- finding that his old tactics no longer resonate the way they once did.

Mortgage rates fell slightly this week, as a smaller rate hike by the Federal Reserve signaled promising improvement on inflation.

One of the brightest highlights of the recent Sundance Film Festival was the debut of the documentary "Judy Blume Forever," a celebration of one of our country's greatest young adult authors. It could have been simply a warm, nostalgic look back at a writer beloved by generations of readers. Instead, the film, which will be on Amazon Prime on April 21, has taken on a disturbing timeliness thanks to a bleak resurgence of censorship and book-banning in America. Blume's state, Florida, has been in the spotlight this week for a new set of book-regulating laws in schools that recall, as CNN's Don Lemon put it, the 1950s.

Let the guessing games begin.

She's one of the bestselling performers in music, headlining this year's Super Bowl halftime show. He's one of the world's most successful and influential athletes on the verge of breaking an all-time record.

For decades she's been dubbed "queen of the skies" and now it's official -- kind of.

Indian billionaire Gautam Adani tried to reassure investors on Thursday after he abruptly abandoned his flagship firm's $2.5 billion share sale.

CNN Senior International Correspondent Fred Pleitgen describes the moments multiple Russian missile strikes struck yards away shortly after he and his team made it to Kramatorsk, Ukraine.

Multiple developments in recent weeks reinforce the US military's new hyperfocus on China:

The Ohio Department of Education is investigating an online homeschooling network after reports of parents sharing messages of White supremacy as educational resources, according to a state education official with knowledge of the review.

Some 125,000 years ago, enormous elephants that weighed as much as eight cars each roamed in what's now northern Europe.

The State of the Union speech is not a magic elixir or cure-all for political ills. Generally, presidents get a slight bump in polling following the speech, but that fades over time.

So far this week, more than 6,000 flights have been canceled within, into or out of the United States as icy weather has hit large swaths of the country.

A week that has been chock-full of economic data will be capped off Friday with the first US jobs report of 2023.

• Ukrainian authorities believe Russian troops used S-300 missiles to bombard Kramatorsk • Watch Ukrainian soldiers fight Russian fighters and heavy snow • Fact check: Trump and viral meme remove key words from Biden's quote about Ukraine and 'World War III'

New England Patriots owner Robert Kraft joins CNN This Morning to reflect on legendary quarterback Tom Brady's announcement that he's retiring after 23 seasons in the NFL.