Steinn Sigurðsson

Professor of Astrophysics at Pennsylvania State University, Science Editor at Astrophysical Journal. Icelandic. Herder of Cats.

Heights of Lunacy

“There is no dark side of the moon really. Matter of fact it’s all dark.” While the Moon has a nearside and a farside, it does not, actually, have a dark side or a light side, now. At least not a fixed dark side, just a slowly moving night side, and day side. But it…

Moonlighting

“A Hard Rain’s A-Gonna Fall on the Dark Side of the Moon…” The Astrowright has been doing some lunatic slow blogging on an interesting problem: from Ron Hodges – NASA medialibrary from apod One of these is not like the other… Jason discusses how we came to be thinking about these things in Part I:…

Smile, and the whole Universe smiles with you! – A Happy Asterism for #AAS224 A beautiful UV co-added image of the UDF from Hubble But, if you look closely…

sans serif

yet again I trip across a snarky tweet about a distinguished scientist using comic sans or some other whimsical and easily read on a screen unprofessional and unserious design choice in a presentation these theological wars are becoming as bad as PC/Mac or emacs/vi flame wars of yore anyone care to summarise, rationally, and briefly,…

“Standing down on this one” – was the first line of the email I read at about 7 am this morning as I rolled over and grabbed my phone, having had about 4 hours of sleep. After staying up past 2 am to run some numbers, we would, after all, not be submitting a request…

random pretty math pics

tab clearing: A collection of maths GIFs posted purely for aesthetic reasons. Simple Fractals Minimalist Posters of MathematicalObjects…

Not entirely coincidentally the general topic of misogyny, microaggression and harassment was featured on the Women in Astronomy blog recently: Fed Up With Sexual Harassment: Defining the Problem Fed Up With Sexual Harassment: Survival of the Clueless Fed Up With Sexual Harassment: The Serial Harasser’s Playbook Fed Up With Sexual Harassment: Power to Speak Up…

Senior Review is out: summary – Swift #1, then NuStar. K2 gets partial funding. Spitzer is terminated. Panel recommends not cutting off the bottom but balancing fields. NASA Response to the 2014 Senior Review for Astrophysics Operating Missions – Final Version for Release (5.16.14) – this is an edited update of the NASA response that…

Why you might sometimes care about the sex lives of strangers. A snarky comment over on an evanescent social media site lead me to shoot back from the hip, but on reflection, unusually enough, I decided I liked the retort enough to preserve it in more permanent intertoobz form. The discussion was on oligarchy and…

The Eeyores of Academia

“The wonderful thing about Tiggers Is Tiggers are wonderful things…” Tigger was my favourite on the Hundred Acre Campus. “…bouncy, trouncy, flouncy, pouncy Fun, fun, fun, fun, FUN!” Recently I was at a meeting, and a comment was made about how someone was being negative. Not only was this a bit of a bummer, total…