NASA's hydrogen diagram from pioneer 10 plaque

The Ultimate Message in a Bottle

I recently had the good luck to see a keynote by Neil deGrasse Tyson. It was a bit scattershot in the topics he touched on, which can always be fun. But, at one point during the talk, he briefly spok…

Graffiti and Concrete

Performance and Types in Lisp

Some time ago, a few friends of mine encouraged me to write some posts about Lisp: why I enjoy developing in it, what sets it apart from other languages, and so on. Other people do an admirable job o…

Arduino

An AVR8 Forth

Updated: 2014-Mar-15 I was recently hooked on Atmel processors recently, as I was developing a "day in the life" camera for my girl as she leaves for a yearlong trip to Nicaragua, Kenya, and Australi…

A New Blog

I've wanted to start a new blog for a while now, and with getting Kris's travelogue off the ground, it dawns on me that this is the perfect time for it. I don't have any sort of set agenda for it, alt…

Fractions of a second, Billions of years

There's something extra special about this image from NASA's Astronomy Picture Of The Day, downright poetic to me. The light from the aurora came into existence a mere moment before the photo was tak…

2MRS

Acres of Light-years

The universe is staggeringly large. I don't know why, but on the way in to work early this morning, I was thinking about last year's triumph by the 2MASS people, completing their 3D model of the loca…

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