What is a gravitational wave?

Norna Robertson unleashes Einstein’s theory of gravity and ripples in the fabric of space time.

Image credit: BBC

11 February 2016

2 minutes

This clip is from

The Documentary—A New Ear on the Universe

Gravitational Waves—The Documentary, A New Ear on the Universe

The tiny ripples that hold a key to our understanding of the universe.

Dramatic events in space that LIGO hopes to see

Duration: 01:38
What does the Ear on the Universe actually hear?

Duration: 01:27
How does LIGO capture gravitational waves?

Duration: 02:14

The sounds of Europe's last primeval forest—Izabela in the forest

Duration: 03:04
God Will Get The Glory Now

Duration: 02:31
Perry

Duration: 07:22
Old Black Man at the Grave of his Son

Duration: 04:00