3D Printing for DoD Replacement Parts

Here’s an interesting story: Renaissance Services, an Ohio-based enterprise systems integrator for aerospace and defense companies, has received an Air Force contract to support production of gearboxes and housings for out-of-production aircraft and engines using 3D printed ceramic molds. Source:

Is Meritocracy Bad?

Some of these people are just plainly “off their rockers”… A math education professor at Brooklyn College contends in a recent academic article that “meritocracy” in math classes is a “tool of whiteness.” Laurie Rubel implicates both meritocracy and “color-blindness”

Microsoft on Google

This is an interesting development: Chromebook users looking for an alternative to Google’s set of editing tools can now turn to Microsoft Office, which is finally available on Chromebooks. The suite of office apps—Word, Powerpoint, Excel, and Outlook—has been available

Does Reality Matter Anymore?

We are supposed to be living in this golden age of technology where it provides us with great insights — artificial intelligence, machine learning, and business analytics.   These are activities that are all based on dealing with large amounts of

Flowers in Our Garden

As a follow-up to the previous posting on our efforts with horticulture (found here), I’ve included photos of the various flowers that we’ve raised in our Ohio summer garden (mostly from seeds):                

Garden Panorama

At this point you’ve probably discovered that I am an avid horticulturist (fancy word for ‘gardener’).  This year I planted Vinca vines at the top of my lattice panels (which love to grow downwards) and Morning Glory vines at the

New Approach for Growing Pumpkins

Update The experiment has delivered some initial results.  While the plant started to grow a nice sized pumpkin, it appears that the vining plant does not like growing in the vertical direction.  All of the leaves have slowly died off