in a nutshell

In a nutshell, to change an object’s orbit, you need to change its speed, which changes where gravity takes it.

We've created our first app, Universe in a Nutshell, together with Tim Urban, the bring behind Wait but Why.

We are simplifying here, but in a nutshell about 10^-36 seconds after the big bang, the young universe was a very small bubble of energy.

That's sort of me in a nutshell.

If this sounds good to you, download the Universe in a Nutshell app now, and leave us a 5 star review if you want to support it.

Space tethers could save us a lot of effort and energy here – we made a whole video explaining how they work, but in a nutshell, they are slings that can take a payload on both ends.