‘Stranger than anything dreamed up by sci-fi’: will we ever understand black holes?

In the new documentary Black Holes: The Edge of All We Know, the work of Stephen Hawking and others in trying to figure out a mystery for the age is put under the spotlight

So, what would it feel like to fall into a black hole?

Well, at the moment you crossed the horizon, you wouldn't feel anything - there would be nothing dramatic," Peter Galison, co-founder of the Black Hole Initiative at Harvard University, says over the phone.