Physics is one of the most fundamental scientific disciplines, and its main goal is to understand how the universe behaves
Here is a video of Richard Feynman describing how we can look for a new law that I think explains very eloquently what science is all about.
Here is a lovely set of clips of an interview with Feynman while in his office at Caltech.
If you would like to read around the subject here are some more interesting links...
Youtube
Physics videos for every atom and eve.
Cool videos about physics and astronomy.
Simply put: cool physics and other sweet science.
Podcasts
Radiolab has been devoted to investigating a strange world
Our themed episodes connect those latest research ideas to identify emerging trends - and why they matter.
Books
Storm in a Teacup: The Physics of Everyday Life
Helen Czerski links the little things we see every day with the big world we live in.
"Surely You're Joking, Mr. Feynman!"
Feynman recounts his experiences trading ideas on atomic physics with Einstein and cracking the uncrackable safes
Royal Institution Christmas Lectures
The Royal Institution Christmas Lectures are a series of lectures on a single topic each, which have been held at the Royal Institution in London each year since 1825
The Planets (Physics and Astrobiology)
Machines in motion (Engineering)