Does the Earth Have a Pulse?
It’s been assumed that major geological events such as volcano eruptions and sea level change are random and may be a result of entropy, and there is no pattern to these events. According to a SciTechDaily article, NYU researchers plotted the number of major geological events for the last 260 million years and the simple […]
New DTC HVAC & Refrigeration Course Coming Soon!
We are very proud to announce that Dr. Tom’s Classroom will soon be offering a new HVAC & Refrigeration PE Exam Review. It has long been a goal at DTC to add an HVAC course to our line up. After completing our new Machine Design & Materials and Thermal & Fluid Systems Reviews for the […]
Like Floating a Bus on a Tall Pole
Offshore wind turbines have to date been mounted on foundations resting on the bottom of the ocean. This design best resists the forces from wind and waves. Currently the deepest this design can be used is 60 meters. This puts 60% of the US’s offshore sites out of reach. One solution is to mount the wind turbine on a […]
FEATURED TESTIMONIAL – “I could not have done it without Dr. Tom’s course.”
“I took the Mechanical PE for Thermal/Fluids after taking the DTC Review for the CBT exam. I passed on my first try! I could not have done it without Dr. Tom’s course. I highly recommend anyone take these courses prior to taking the PE exam.”– Bonnie Bowman, Burns & McDonnell, New York, New York PE Exam […]
Forget Ice, Will There Be an “Ice Box” on Mars?
It’s something you don’t think about much living in our modern society. You go to the grocery store and buy food, take it home and prepare meals, and store perishables either before or after they are cooked in the “frig.” But what about the food the astronauts eat? Up to now, from the beginning of the space […]
Dr. Tom’s NEW 2021 Mechanical PE Exam Strategy Video – Which Exam Should You Take?
Watch our NEW video! Even if you already know which Mechanical PE Exam you will be taking, we recommend that you take time to watch Dr. Tom’s NEW 2021 Mechanical PE Exam Strategy – Part 1 video. It’s packed with great information about the new CBT exam and how it works, plus his analysis on […]
Sinkhole Swallows Florida Lake
Lake Jackson in the Florida Panhandle was once known by Native Americans as “Okeeheepkee” or “Disappearing Waters” – it rests above a thin layer of clay, underneath which lies dry, porous limestone. It’s been the site of multiple “dry-downs,” most recently in June 2021. When the weight of the water in the lake becomes too […]
Try Before You Buy for $50
With our Test Drive and Pay-As-You-Go options, you can try out our courses for only $50 before you buy the full course. We’re so sure you’ll like what you see that there’s no obligation beyond your initial purchase. “Just finished the intro and it was great! I was skeptical about subscribing to anything and was […]
The Jetson’s are Coming
In 1962 a prime time cartoon series called “The Jetsons” aired on TV. It was about a family that lived in Orbit City and traveled everywhere in their flying machine that basically replaced a ground-based automobile. It spurred the imagination of countless young people of all ages of a future where getting around like the Jetsons would […]
PE EXAM TIP – Make the Reference Handbook Your Own
Mechanical Engineers, for better or worse, the NCEES Reference Handbook will be your only reference during the PE Exam, so becoming as familiar as possible with what is in it and how to find what you need should be top priority. You don’t need to know where everything is, but you should be very familiar […]