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ChemDoodle 3 Review 

ChemDoodle 3.0 from iChemLabs is the latest update of a chemical drawing package that also provides for support for many other types of chemical data such as tlc plates, spectra, and molecular properties. It is a java application and is available for Mac OS X 10.5 and higher, Linux and Windows….


OpenMacGrid for Mac OS X 

What is OpenMacGrid? OpenMacGrid is a computing grid built up entirely of Macs, and open to Mac-using scientists everywhere. OpenMacGrid is based on Apple’s Xgrid technology, which comes pre-installed with every copy of Mac OS X 10.4 (and later). OpenMacGrid brings the spare cycles of Mac users together with the…

Mac How To

Grant Writing on a Mac 

As my grant writing has ramped up over the years, I’ve gradually brought my workflow over to the iWork suite and found it much more satisfying than in the Office world. Surprisingly, there are no resources on the internet providing tips and tricks for research grant writing on a Mac,…


Interview: Eigen Matrix Library 

What follows is an interview with Benoît Jacob and Gael Guennebaud, two developers of the open source Eigen project, which provides incredibly fast C++ matrix and vector numeric code. OK, let’s start out with the basics. Could you introduce yourselves? Benoit: I’m a Mathematics postdoc at the University of Toronto, coming from…

Mac How To

Compiling MPI with f90 support on Snow Leopard 

Good day friends, I am trying to compile the latest stable iteration of MPI, downloadable from, on my MacBook Pro that utilizes the Snow Leopard OS, 10.6.4. I have installed both gfortran and gcc, both obtained from When I compile the MPI program, it does not do so…


More iPhone apps for scientists 

This week, I noticed two noteworthy iPhone applications targeted at scientists, Grafly and  •Grafly (iTunes store link), a new graphing calculator that takes advantage of the accelerometer to provide a very interesting “gravity mode”, whereby you can move around a plot by moving the iPhone itself. And of course, the “touch mode” allows…

Mac How To

OpenCL Security Tutorials 

The OpenCL Tutorials: In iTunes, you can subscribe to the podcasts by going to: Advanced -> Subscribe to podcast URL: Episode 1 – Introduction to OpenCL Episode 2 – OpenCL Fundamentals Episode 3 – Building an OpenCL Project Episode 4 – Memory Layout and Access Episode 5 – Episode…

Mac How To

Tinkering with Google App Engine 

Google announced Google App Engine, their long-awaited answer to web services offered by Amazon and others. Google took a different approach to their competitors by including a full application stack for developers. This made App Engine less flexible, by forcing developers to use the programming tools and libraries that Google supplied, but it…