Discover and read the best of Twitter Threads about #yay
Most recents (2)
I have had a brilliant idea for solving the UK's Brexit problem, which I will call The Brexit Bond, and which will make me famous through the ages. 1/n
The problem is that lots of people in the UK think Brexit will be brilliant and will make us all rich, but also lots think it won't be brilliant and will make us all poor 2/n.
Why, says group 1, can't you stop moaning and get behind the project? But why, says group 2, should we pay for your delusions? 3/n
Remember this dwarf galaxy that was presented as lacking dark matter last week (van Dokkum et al. 2018)? #thread
arxiv.org/abs/1803.10237
arxiv.org/abs/1803.10237
Since extraordinary claims require extraordinary proof, my student @Nico_Longeard and I decided to have a look at the claim of very low velocity dispersion and M/L in NGC1052-DF2 and, how to say…
Turns out that sampling a distribution function with 10 tracers is tricky. Small number statistics are a pain and the uncertainties on the velocities of the 10 globular clusters studied in the paper are of order the intrinsic velocity dispersion. #tricky
