Why does light bend under gravity?
- Author
- Dr Chris Smith
- Published
- Mon 24 Jan 2011
- Episode Link
- https://www.thenakedscientists.com/podcasts/question-week/why-does-light-bend-under-gravity
Light is supposed to be massless so how is it that gravity makes a beam bend? Plus, we ask what the hand wash adverts mean when they claim to kill 99.9% of known germs. Like this podcast? Please help us by supporting the Naked Scientists
