But those lower-energy X-rays can be further distorted by layers of gas between the black hole and the Earth, and previous spin observations have been contentious.

BBC: First glimpse of a black hole's spin

Now, new modelling reveals that if the Earth had a much faster spin before the impact, the theory fits the chemistry.

BBC: Moon formation: New spins put on old questions

There is no company on Earth that knows how to spin a negative story into good positive vibes better than Apple ( AAPL), and the company did it again on Friday.

FORBES: Apple Maps Apology: Tim Cook's Grand Slam