Phil Plait

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

Join Scott Johnson and Tom Merritt to get short term, long term, and crazy predictions, as well as the always interesting FourCast Findings and FourCast QuickFire Questions segments. They're a little lazy, so they bring on two guests every episode and make them do the work.

Reveals worlds never seen before; stunning CGI animation peels back the layers, revealing alien landscapes of fragile lava caves, roiling plasma seas, cosmic platinum mines, and the hungry black hole at the center of our galaxy – cosmological wonders that play a surprising role defining our place in the universe.

Veronica Belmont & Brian Brushwood can't live without video games. They'd literally die. TWiT's first video game show, Game On, fixes this. They are sustained by playing games and then gleefully bringing you news, reviews, and commentary about console and PC games that you'll get nowhere else. Please watch Game On, it's a matter of life and death.

A Hungarian journalist who is about to start a family journeys to the United States in the hopes of finding his own father, a scientist who went missing in the 1970s while working on a top secret military research project that examined 'voices' from outer space.

The Rover Arrives features some of the most incredible moments from the landing, including the first images that will be beamed back from Mars. Providing commentary for the special is Mark Rober, who worked on earlier Mars Curiosity rover mission at JPL and has since developed a huge following on YouTube, and NASA expert Ken Williford, who serves as the Deputy Project Scientist for the NASA Mars 2020 mission as well as the director of the JPL’s abcLab. Also streaming Thursday on discovery+ is NASA Mars Landing: Inside the Mission, which gives viewers an in-depth look at the Mars Perseverance Rover.

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

Join Scott Johnson and Tom Merritt to get short term, long term, and crazy predictions, as well as the always interesting FourCast Findings and FourCast QuickFire Questions segments. They're a little lazy, so they bring on two guests every episode and make them do the work.

Reveals worlds never seen before; stunning CGI animation peels back the layers, revealing alien landscapes of fragile lava caves, roiling plasma seas, cosmic platinum mines, and the hungry black hole at the center of our galaxy – cosmological wonders that play a surprising role defining our place in the universe.

Veronica Belmont & Brian Brushwood can't live without video games. They'd literally die. TWiT's first video game show, Game On, fixes this. They are sustained by playing games and then gleefully bringing you news, reviews, and commentary about console and PC games that you'll get nowhere else. Please watch Game On, it's a matter of life and death.

The Rover Arrives features some of the most incredible moments from the landing, including the first images that will be beamed back from Mars. Providing commentary for the special is Mark Rober, who worked on earlier Mars Curiosity rover mission at JPL and has since developed a huge following on YouTube, and NASA expert Ken Williford, who serves as the Deputy Project Scientist for the NASA Mars 2020 mission as well as the director of the JPL’s abcLab. Also streaming Thursday on discovery+ is NASA Mars Landing: Inside the Mission, which gives viewers an in-depth look at the Mars Perseverance Rover.