(Thread) In the first What If? book, I answered a question about cooking a steak by dropping it from space. At one point, I commented—jokingly!—that if anyone put a steak in a hypersonic wind tunnel to gather better data, I’d love to see the video.
Well, I have good news.
The making of our Moon...
A new @NASA simulation shows the Moon may have formed much faster than previously thought (over a matter of hours!) following the collision of a Mars-sized object with Earth.
Learn more about this lunar origin story: https://t.co/rzr3PMwiwm