PBS Space Time

tv show

poster for PBS Space Time

409 total episodes

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12 seasons

First Aired February 11, 2015

Overview

Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth.

Electroweak Theory and the Origin of the Fundamental Forces poster unavailable

Electroweak Theory and the Origin of the Fundamental Forces

Season 2020 - Episode 36 - 0h 16m

Air Date

November 04, 2020

Overview

Our universe seems pretty complicated. We have a weird zoo of elementary particles, which interact through very different fundamental forces. But some extremely subtle clues in nature have led us to believe that the forces of nature were once unified, ruled by a single, grand symmetry. But how does one force separate into multiple? And how do the forces of nature arise from mathematical symmetries in the first place?