Matthew McConaughey and Hugh Grant starred together in “The Gentlemen," but it seems that this is the first time they’ve really met. Matthew reveals all about ice fishing, while Hugh recounts an unlikely encounter on his wedding day, and a less than successful attempt at political activism.

In this trailer for the movie Don’t Look Up, Leonardo DiCaprio and Jennifer Lawrence play astronomers who have made an alarming discovery: A huge comet is approaching and will in all probability destroy the Earth, and all of humanity! Somehow, they must get the news of their discovery out and send the urgent warning to a distracted and dismissive world!

Schrodinger’s hypothetical experiment involved putting an unfortunate cat into a box with a Geiger counter and a vial of deadly poison. Until the box was opened, the cat could be said to be alive, or dead… or possibly in both of these states simultaneously.

On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do? Here is an introduction to particle physics, with all of the vocabulary you'll need.