This e-book includes a summary of sustainable HVAC developments, in particular of heat pumps and refrigerant changes to address climate change.

Heat pump sales may look like they are slowing down, but research shows they are picking up speed.

There are numerous factors for this trend, including energy efficiency, government incentives, and technology improvement. But HVAC contractors are still the boots on the ground in this electrification mission.

As heat pump technology advances and begins its march into colder climates, industry experts are expecting rooftop units to continue to gain popularity in both new construction and retrofits.

As people around the world prepare to celebrate Earth Day, it’s a good time to incorporate renewable energy solutions, like Thermal Energy Networks (TENs), into the ongoing conversation.

Hybrid systems offer a pathway that balances environmental concerns with practical considerations, ensuring a more sustainable and feasible transition towards cleaner energy sources.

Experts discuss some of the issues that arise when selling and installing heat pumps in climates where the primary need is for cooling and not heating.

Quilt, a newly launched company, has introduced a ductless heat pump that they say simplifies the installation and rebate process, while offering transparent pricing.

Contractors must be careful when sizing heat pumps for colder climates in order to avoid mold problems and homeowner discomfort.

Purdue University researchers have designed a predictive thermostat for heat pumps that has been shown to significantly reduce electricity use.

The startup, Pascal, plans to build a better heat pump based on solid refrigerants that will deliver higher efficiencies at lower costs, while eliminating all refrigerant emissions.”

To meet the ambitious environmental goals being proposed at all levels of government, residential air-to-water heat pumps are emerging as a transformative solution to lower carbon emissions, enhance energy efficiency, and reduce utility bills.

What are the most common mistakes in heat pump installs, and how do you avoid them? Here’s what experts had to say about heat pump installation — a must-watch as electrification continues to gain momentum.

As more homeowners are ditching oil heaters and moving to heat pumps, the rest of the country can learn from the cold-climate success story.

Variable-speed heat pumps, which dominate the heat pump market in many countries, are getting more attention in the U.S. The NEWS asked several manufacturers about the benefits of the technology.

All-electric options have come a long way since their inception, and there’s never been a better time to get on board.

“(I’m Your) Heat Pump” is a soft, funky, R&B love song told from the perspective of a heat pump that depicts just what a heat pump can provide to its users.

This new private-public partnership wants to quadruple heat pump installation in California over the next 6 years.

Despite the arguments regarding the practicality of heat pumps in cold climates, residents of Maine have fully embraced them.

The DOE's new Rooftop Accelerator program encourages manufacturers to develop efficient commercial rooftop heat pumps for cold climates, which could reduce GHG emissions and energy costs by up to 50%.

One innovation leading the way in home comfort and efficiency is an air-to-water monobloc heat pump, which offers a blend of efficiency, sustainability, and cutting-edge technology.

With “heat pump” and “incentives” almost being synonymous at this point, contractors need to understand the basics to ensure customers are receiving the benefits.

Every year, The ACHR NEWS introduces the latest heating equipment that is available for the upcoming winter season.

Every year, The ACHR NEWS introduces the latest heating equipment that is available for the upcoming winter season.

Cold climate heat pumps were on full display on the AHR show floor and manufacturers were eager to share their progress reports in the Department of Energy’s CCHP Challenge.

The residential heating showcase is designed to help HVAC contractors learn about the new heating equipment that is available for the upcoming cooler months.

The biggest tip is that combustion analysis should be the first and last thing completed during any heating appliance repair.

Using water to transfer heat energy into the home can minimize or even eliminate the issues of dry air and loud operation.

The residential heating showcase is designed to help HVAC contractors learn about the new heating equipment that is available for the upcoming cooler months.

In this episode we talk with Jeff DeLuca about Feature Driven Development (FDD). As one member of the agile methods family FDD is not so famous as Scrum or Extreme Programming but is becoming more and more popular, especially for situations where you have fixed price contracts. As the inventor of FDD Jeff gives short introduction to the method itself, talks about the basic ideas behind FDD and discusses with us how FDD relates to other members of the agile family.

Sven Apel explains why developing software in a feature-oriented manner is so vital for us as software engineers and why objects are simply not enough.

Recording Venue: University of Passau Guest: Sven Apel Host: Stefan In this second episode on Feature-Oriented Software Development (FOSD), Sven Apel gives us an overview of programming language and tool support for FOSD. He introduces the Eclipse-based FeatureIDE which covers important phases of the FOSD process, namely domain implementation as well as configuration and generation. […]

Martin Klose talks with Eberhard Wolff about Coderetreats - events where developers practice development techniques to become better programmers. He explains how to join such events and what it takes to do your own Coderetreat.

Felienne talks with Michael Feathers about Legacy Code. When is something legacy? Is working on legacy different from working on greenfield code? Do developers need different skills and techniques? Testing legacy code. How to test a legacy system? When do we have enough tests to feel safe to start coding? Techniques to make legacy systems more testable.

Simon Riggs, founder and CTO of 2nd Quadrant, discusses the advanced features of the Postgres database, that allow developers to focus on applications whilst the database does the heavy lifting of handling large and diverse quantities of data.

Adam Shostack of Shostack & Associates and author of Threat Modeling: Designing for Security discussed different approaches to threat modeling, the multiple benefits it can provide, and how it can be added to an organization’s existing software proc

Mike Del Balso, co-founder of Tecton discusses Feature Stores which are data platforms to operationalize Machine Learning applications. He talks about challenges faced by teams in creating custom data pipelines to serve models in production...

Nikhil Krishna speaks to Bob DuCharme an experienced technical writer and author about how to write and maintain technical documentation for software products. In the episode different mediums to distribute documentation and tools to maintain documentation are discussed.

Wouter Groeneveld, author of The Creative Programmer and PhD researcher at KU Leuven, discusses his research related to programming education with host Jeremy Jung. Topics include evaluating projects, constraints, social debt in teams, common fallacies in critical thinking, maintaining flow state, documenting and retaining knowledge, and creating environments that encourage creativity. Brought to you by IEEE Software and IEEE Computer Society.

" After re-creating our profile in the SXFI mobile application, we went on and watched several TV shows such as Star Trek: Picard, Better Call Saul and Altered Carbon. The EQ was left on neutral and we were quite surprised by the quality of the surround sound delivered by the product, same basically as the one found with the SXFI THEATER. SXFI AIR ... [PCSTATS]

There are so many things that can be done with a little spare time and a Raspberry Pi that it boggles the mind; the little developer board can be made to do just about anything builders can dream up. One of the most recent projects we've seen using the Pi turned up on Reddit from a person called jul-bruegger who combined the Raspberry Pi Zero... [PCSTATS]

Sage Regenerative Kitchen’s executive chef explains why she added meat to the menu—and why she believes so deeply in regenerative farming.

As temperatures continue to rise, California workers, worker protection groups, and state regulators are making progress on implementing heat regulations.

Analyst Jean Bricmont offers a deep analysis of how France's left-leaning coalition swept a plurality of seats in the recent snap elections.

The Heritage Foundation has a plan to rewrite the rules of government under a second Trump term, and they’ve helpfully laid it all out for public viewing.

A Pennsylvania man is challenging mandatory life without parole sentencing for felony murders in a case that has national implications.

The Tony Award-winning play, loosely based on Alicia Keys’ childhood, falls into the same trap much theatre does, failing to depict the nuances of Black trauma.

While Project 2025 would stymy climate data collection, a network of grassroots volunteers are braving hurricanes—including Milton and Helene—to collect and share local data that can ultimately save lives.

Appalachian Jews make the connection between climate disaster in Asheville, North Carolina, and U.S.-funded genocide in Gaza.

Marjorie Kelly's new book critiques the U.S. economy's embrace of "wealth supremacy," and explores alternate models of democratic economies.