President Donald Trump and former Vice President Joe Biden will square off in their second and final debate of the 2020 election cycle. Both will share the stage at Belmont University in Nashville, Tennessee.

NOVA Touching the Asteroid documents the mission of NASA spacecraft OSIRIS-REx as it attempts to reach out and grab a piece of an asteroid named Bennu and bring it back to Earth. The OSIRIS-REx team has just three chances to extend the spacecraft’s specialized arm, touch down for five seconds, and collect material from the surface of Bennu. NOVA takes us inside the mission that, if successful, could give scientists new insight into Earth’s origins.

As a young boy growing up in ahupuaa o Niu, now known as Niu Valley, Nainoa Thompson would go to Maunalua Bay with a family friend, Yoshi Kawano. “And we would go fishing. And that’s where my love for the ocean started, through fishing,” Thompson remembers. In this interview from August 2015, Master Navigator Nainoa Thompson discusses sailing the Polynesian voyaging canoe, Hokulea, on a voyage around the world to raise awareness about the importance of taking care of our earth and the ocean that he loves.

This is the third of four specials in which outstanding HIKI NŌ graduates from the Class of 2020 gather together to discuss their HIKI NŌ experiences and how they feel the skills they learned from HIKI NŌ will help them in college, the workplace and life.

Gillian is pushed to her breaking point at the farm. Ted and Harrison go on an adventure. Caroline finds herself at the heart of an unlikely love triangle. Alan and Celia discover reason to laugh together again, but sobering news awaits them at home.

This is the second of four specials in which outstanding HIKI NŌ graduates from the Class of 2020 gather together to discuss their HIKI NŌ experiences and how they feel the skills they learned from HIKI NŌ will help them in college, the workplace and life.

Punda the Zebra documents the life of a zebra foal from his birth to the end of Africa’s annual great migration, one of the longest land migrations of the animal kingdom.

Cats are among the most feared and revered creatures on the planet. Their power, strength, and enigmatic nature have fascinated us for centuries. They’ve dominated human culture since the dawn of civilization. Using the latest camera technology and working with leading scientists, we are able to tell the story like never before. Join NATURE in this epic two-part event as we journey across the globe tracking down the origins of these diverse creatures.

This is the first of four specials in which outstanding HIKI NŌ graduates from the Class of 2020 gather together to discuss their HIKI NŌ experiences and how they feel the skills they learned from HIKI NŌ will help them in college, the workplace and life.

The PBS NewsHour will provide coverage of the first Presidential Debate from 3:00 pm to 4:30 pm, and will be followed by analysis from the NewsHour team, led by anchor and managing editor Judy Woodruff.