The collision of two supermassive black holes is the most violent event that can occur in the universe; experts explore where a black hole's energy originates and what really happens when the two most powerful objects in the cosmos clash. It is a soul-chilling, mind-crushing amount of energy. Take your ringside seat to the ultimate fight of the universe. Get ready for the final of the cosmos heavyweight championship.

November 4, 2029. We face a countdown to catastrophe. A giant asteroid hurtles towards Earth at 40,000 mph. It's heading straight for the eastern seaboard of the United States. The space rock could wipe out an entire city and cause widespread devastation. Can Earth survive? Now, experts confront the story of this fictional asteroid event to determine what could happen, and how it might be stopped.

In the third episode of the series, the intricate social dynamics of the Ngogo chimpanzee community come to a head. Decades of growth and dominance have made this the largest known chimp group, but internal rivalries lead to a significant schism, with a faction of males breaking away to form their own group, the Westerners. Once comrades, these chimps now face each other as deadly enemies. The tension escalates with the mysterious death of Pork Pie, leaving the central chimps in a state of heightened alert and mourning, while leadership struggles and territorial disputes intensify within both factions.
As the Westerners grow bolder, driven by the likes of Richmond and the ambitious Rollins, they encroach further into central territory, setting the stage for an inevitable clash. Amidst the power plays, we witness the personal struggles of individuals like Jackson, the embattled alpha, and Bartoli, who must protect her son Herzog from the looming threat.
This episode masterfully captures the raw emotion and brutal reality of chimpanzee warfare, leaving viewers on edge as alliances are tested and the fight for dominance reaches a fever pitch.

New discoveries have rewritten the history of our solar system, revealing a complex and violent story that begins with the birth of our Sun from the debris of a massive galactic collision, to its eventual fate as a lone zombie star.
It is a dramatic history of elegant beauty and extreme violence. The inner solar system was like a congested highway. Planets crossing lanes, frequent collisions. There were a lot of planets that could have made it but didn't, and we just happen to be one of the lucky ones that did. The players in our solar system's story are more tangled up than we ever imagined. Without all of these things interplaying, the Earth wouldn't have the stable environment that we have today, and life wouldn't be able to exist.

Welcome to the thrilling second season of ‘Our Planet’. Get ready for an astounding journey through breathtaking landscapes and fascinating wildlife. This series, with its captivating cinematography and powerful storytelling, immerses us in Earth's natural beauty and reminds us of the importance of protecting it as we face crucial challenges. Through David Attenborough's masterful narration we will connect with the magnificence of our shared home with other species and be inspired to take action to preserve its splendor. Join us in celebrating the awe-inspiring planet we call home!
Be it buffalo, polar bears, humpback whales or albatross chicks, migration is a vital survival strategy for animals to feed, reproduce and find home.

As summer spreads across our planet, honey bees toil, snow geese breed, tadpoles awaken and lions stalk wildebeest in search of lush grass.
Our planet is solar-powered. But due to the Earth's tilt, it doesn't strike its surface evenly. This solar energy arrives in varying amounts at different times of the year. The huge increase that comes with summer also triggers countless migrations.