Posts by algoc

Boffins discover new dust clouds in the Solar System, Mercury has a surprisingly filthy ring

Re: Make Pluto great again

You weren't paying attention in school. The mass is irrelevant to the orbital speed.

GMm/(r^2) = m(v^2)/r

The 'm's cancel.

Little bang for the Big C? Nitro in the anti-cancer arsenal

Nicely written

Just wanted to compliment the author on making that a very straightforward read.

Barnes & Noble Nook HD and HD+ hands-on review

Radians

"a patent-pending array of angles" ??

You can patent angles?

Error found in climate modelling: Too many droughts predicted

Re: "It's complex" shocker

@Matthew 3:

Fill the sink with water. Drop in a spot of ink. Pull out the plug.

You'll have great difficulty saying whether the ink will make it to any particular spot or not but you can say with certainty that it will all go down the plug hole.

We can often say something useful about global behaviour of a system without being able to specify in detail the evolution of every point.

Climate modelling is about large-scale behaviour; weather, about more detailed behaviour.