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A matriarch elephant leads her herd on a journey to find water, encountering an alien continent where they must adapt to a new way of life to survive.

The West Coast, where wolves scour shorelines, sea otters dive through surf, blue whales race and roll, and octopuses make the ultimate sacrifice for their young; high in the Redwoods, salamanders leap to survive -- plus new fun facts.

Reports of an assault by a guest at a celebrity fan convention leads to a murder investigation; Tynan presents Capt. Curry with a career opportunity.

Stay informed with the latest breaking news and headlines.

Director Christopher Nolan; professional baseball player Ben Rice; comic Pete Lee.

Actress Rosie O'Donnell; actor James Norton.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

Stay informed with the latest breaking news and headlines.

The weekday news magazine takes an in-depth look at topics from politics to personal finance, featuring watchdog reports about government corruption and failures, consumer alerts and health care issues.

Reporting of breaking news and developing stories in real time.

This early-morning news covers overnight events, breaking domestic and international news as well as a preview of the day's anticipated events. The program also presents regular reports from the worlds of business, entertainment and sports.

This early-morning news covers overnight events, breaking domestic and international news as well as a preview of the day's anticipated events. The program also presents regular reports from the worlds of business, entertainment and sports.

This early-morning news covers overnight events, breaking domestic and international news as well as a preview of the day's anticipated events. The program also presents regular reports from the worlds of business, entertainment and sports.

Inside the entertainment newsgathering process, as reporters coast-to-coast break headlines, advance the stories of the day and sit down with celebrities.

News coverage to start the day.

Local, national and international news.

Tyla performs.

Fueling properly for your workouts with Joy Bauer; catching up with Darlene Love; Today Food: Perfect Pancakes with Jake Leiber; Tyla performs.

Rapper 50 Cent; luxury wedding looks for less with Jove Meyer; healthy food trends with Keri Glassman.

NBC News provides viewers with the latest national and international news; consumer, health and personal finance reporting; up-to-the-minute local news.

Stay informed with the latest breaking news and headlines.

Danielle and Dr. Pablo dive into the science of sleep with the help of drummer Gina Schock; through lab testing and immersive storytelling, the trio breaks down the main forces that control sleep and what happens when they stop working in harmony.

A move turns into mutual mayhem: A potential renter says she paid to secure an apartment, but the tenant stayed put and kept the cash; the tenant fires back that the deal was never complete.

The plaintiff says she lent the defendant, her ex-boyfriend, money for a car down payment; he says she was generous with her money because she wanted a relationship, and she is asking for repayment only because they broke up.

A man says his irate neighbor hit him with her vehicle; she says he jumped on her car and owes her for damages.

The weekday news magazine takes an in-depth look at topics from politics to personal finance, featuring watchdog reports about government corruption and failures, consumer alerts and health care issues.

Stay informed with the latest breaking news and headlines.

Stay informed with the latest breaking news and headlines.

Local, national and international news.

Local, national and international news.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

Stay informed with the latest breaking news and headlines.

It's the final night of auditions, and the judges must determine who will be moving on; a Howie lookalike takes the stage and a fluorescent singing act wows the judges with his original song.

Anchored by Lester Holt, "Dateline" is NBC's signature newsmagazine, bringing viewers storytelling at its best by putting the pieces together to present the full picture of real-life events. NBC News correspondents cover compelling stories and issues of the day, ranging from mystery and crime to in-depth investigations and breaking-news events.

Stay informed with the latest breaking news and headlines.

Actress Zendaya; actress Chrissy Metz; Phoebe Bridgers performs.

Actress Anne Hathaway; actor Alan Ritchson.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

Stay informed with the latest breaking news and headlines.

The weekday news magazine takes an in-depth look at topics from politics to personal finance, featuring watchdog reports about government corruption and failures, consumer alerts and health care issues.

Coverage of the 113th edition of the cycling event.

Danielle and Dr. Pablo dive into the science of sleep with the help of drummer Gina Schock; through lab testing and immersive storytelling, the trio breaks down the main forces that control sleep and what happens when they stop working in harmony.

From Gleneagles Golf Club in Perthshire, Scotland.

From Icahn Stadium in New York.

Paid programming.

News about dogs, including shows and current events; from the American Kennel Club.

Showcasing Japan's unique foods, rich history, scenic locales and people in a virtual journey across Japan.

We discover what may be the best hot fudge; inside Whitey's Ice Cream where game-changing innovations were born.

A traveling outdoor grilling show, filled with humor, food and fun; self-proclaimed "grillologists" Mad Dog and Merrill host.

A traveling outdoor grilling show, filled with humor, food and fun; self-proclaimed "grillologists" Mad Dog and Merrill host.

Sports; fun food traditions.

Highlighting inspiring people who are making a difference across America.

TMZ TV tracks down today's hottest stars with their cameras, whether they are hitting the clubs or the dry cleaners.

Local, national and international news.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

A new group of ninjas enters the competition as the central regional qualifying rounds begin in Las Vegas with an updated obstacle course; hosts Matt Iseman and Akbar Gbajabiamila, along with co-host Zuri Hall, select their fastest pick of the night.

A mother searches for answers in the unsolved murder of her 14-year-old daughter until new DNA technology changes everything.

Stay informed with the latest breaking news and headlines.

Host Will Ferrell; Paul McCartney performs.

Tamsen Fadal interviews celebrities, rising stars and special guests from Broadway to off-Broadway.

Stay informed with the latest breaking news and headlines.

When a history of Mike and Vanessa's house reveals a previous occupant died there, the family starts blaming things on a ghost; Ed keeps borrowing money from Kyle because he doesn't carry cash.

Mandy gets to meet Kim Kardashian; when the city orders Mike to cut down a tree on his property, he decides to organize a protest.

Cameron is overzealous in his planning of the spring musical performance at Luke and Manny's school; Jay's brother visits; Phil convinces the family to be in his new ad.

Mitchell and Cameron try to choose who would best take care of Lily should anything happen to them.

Two luxury travel advisors compete for a chance to win the future business of Bachelor Nation couple Ashley Iaconetti-Haibon and Jared Haibon.

Sharp conversational coverage of the week's news, along with in-depth profiles of the people and personalities shaping American culture, assessing the highs and lows of the week and looking ahead to the next one.

Interviews with public figures and those making news, setting the political agenda and spotlighting the impact Washington decision-making has on Americans.

Golfers take the tee for the final round of the ISPS Handa Senior Open at Gleneagles. Defending champion Padraig Harrington targets a repeat victory, while Ernie Els and Stewart Cink chase the major championship trophy down the stretch.

The final stage of the Tour de France finds riders starting at Thoiry and finishing with a trip down Paris's Champs-Élysées.

Action from the Track and Field Outdoor Championships. From Icahn Stadium in New York.

Paid programming.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

The NY Yankees and the Phillies conclude their three-game series at Citizens Bank Park. The Yankees rely on left-handed pitcher Ryan Weathers, while the Phillies counter with Cristopher Sánchez. Both lineups look to establish offensive consistency.

Local, national and international news.