Introducing the Rice Nexus. Rendering courtesy of Rice University

Rice University is going beyond the hedges with its hub at the Ion, for which the school has just details and renderings.

For over a year, Rice has been planning its Rice Nexus, a collaborative hub for the university's innovation efforts located in the Ion District, Rice Management Company's 16-acre district in Midtown. Expected to open this fall, the new space will be located across 10,000 square feet on two floors of the Ion.

“We believe in the power of innovation to transform lives and shape the future,” Rice President Reginald DesRoches says in a news release. “With the launch of the Rice Nexus at the Ion, we are embarking on a journey to unleash the full potential of Houston’s innovation ecosystem, driving positive change and rapid economic growth.”

Rendering courtesy of Rice University

The Rice Nexus will provide the university's community with prototyping tools, access to venture capital opportunities, and entrepreneurial support.

“We are thrilled to introduce the Nexus so that our faculty and students can rapidly develop, derisk and deploy solutions into the world by harnessing the full resources and capabilities of the Ion District,” Paul Cherukuri, Rice’s chief innovation officer, adds. “Houston is a grand city of innovation, and the Nexus at the Ion further amplifies Rice as a global leader in inventing and commercializing world-changing technology at both speed and scale.”

Rice reports that three startups founded by faculty — Solidec, Coflux Purification, and DirectH2 — will be located in the facility.

“The critical support provided through the Nexus highlights Rice’s leadership in pioneering essential hard tech development in the middle of the world’s energy capital, revolutionizing the country’s next-generation clean energy and chemical manufacturing technologies while fostering the next generation of innovators in energy sustainability,” says DirectH2 Co-Founder Aditya Mohite, professor of chemical and biomolecular engineering, electrical and computer engineering and materials science and nanoengineering.

Rendering courtesy of Rice University

This week's roundup of Houston innovators includes Melanie Johnson of Collaborative for Children, Aditya Mohite of Rice University, Lani Doyle of Cart.com. Photos courtesy

3 Houston innovators to know this week

who's who

Editor's note: Every week, I introduce you to a handful of Houston innovators to know recently making headlines with news of innovative technology, investment activity, and more. This week's batch includes a nonprofit leader introducing new technologies, a solar tech-focused Rice University professor, and a new hire for a Houston fast-growing startup.

Melanie Johnson, president and CEO of Collaborative for Children

Collaborative for Children is focused on utilizing social-emotional learning robots and coding tech toys. Photo courtesy

Generally, when children are under the age of five, educators believe that they are best suited for and interested in learning, because those are the years in which there is the strongest opportunity to build a broad and solid foundation for lifelong literacy and well-being.

That sentiment is deeply held by Collaborative for Children, the Houston-based nonprofit organization with the mission to meaningfully improve the quality of early childhood education and provide access to cutting-edge technology through its Centers of Excellence to all children, especially those in low-income and marginalized communities.

“The reason the organization was started about 40 years ago is that a group of philanthropists in the greater Houston area suggested that this was so important because 90 percent of the brain develops or grows in the time frame between ages zero to five years of age,” Melanie Johnson, president and CEO of Collaborative for Children, tells InnovationMap. Read more.

Aditya Mohite, director of Rice Engineering Initiative for Energy Transition and Sustainability

The new process developed by Rice University researchers makes solar cells that are about 10 times more durable than traditional methods. Photo courtesy

Presented on the cover of a June issue of Science, a study from Rice University engineer Aditya Mohite's lab uncovered a method to synthesize a high-efficiency perovskite solar cell, known as formamidinium lead iodide (FAPbI3), converting them into ultrastable high-quality photovoltaic films, according to a statement from Rice. Photovoltaic films convert sunlight into electricity.

The new process makes solar cells that are about 10 times more durable than traditional methods.

“Right now, we think that this is state of the art in terms of stability,” Mohite said in a statement. “Perovskite solar cells have the potential to revolutionize energy production, but achieving long-duration stability has been a significant challenge.” Read more.

Lani Doyle, chief people officer at Cart.com

Fast-growing Cart.com has named its new chief people officer. Photo courtesy of Cart.com

Houston-based e-commerce software and services company Cart.com has hired a former Shopify executive as its chief people officer.

Before joining Cart.com, Lani Doyle was chief HR officer at Strategic Solutions Group, a provider of health care software. Previously, she was vice president of HR and people operations at 6 River Systems, a provider of software and robotics for warehouses. Prior to that, Doyle was head of talent development and operations at Shopify, an e-commerce platform for businesses that posted revenue of $7.1 billion in 2023.

“Cart.com is one of the fastest-growing companies in commerce today, and I’m excited to partner with our teams to help drive growth and scalability,” Doyle says in a news release. “I am eager to contribute to shaping our culture and developing programming that supports and elevates high-performing teams, ensuring we achieve our ambitious goals.” Read more.

The new process developed by Rice University researchers makes solar cells that are about 10 times more durable than traditional methods. Photos by Jeff Fitlow/Rice University

Houston lab sees progress with breakthrough light-harvesting processes

Hi, tech

A groundbreaking Rice University lab has made further strides in its work to make harvesting light energy more efficient and stable.

Presented on the cover of a June issue of Science, a study from Rice engineer Aditya Mohite's lab uncovered a method to synthesize a high-efficiency perovskite solar cell, known as formamidinium lead iodide (FAPbI3), converting them into ultrastable high-quality photovoltaic films, according to a statement from Rice. Photovoltaic films convert sunlight into electricity.

The new process makes solar cells that are about 10 times more durable than traditional methods.

“Right now, we think that this is state of the art in terms of stability,” Mohite said in a statement. “Perovskite solar cells have the potential to revolutionize energy production, but achieving long-duration stability has been a significant challenge.”

The change come from "seasoning" the FAPbI3 with 2D halide perovskites crystals, which the Mohite lab also developed a breakthrough synthesis process for last year

The 2D perovskites helped make the FAPbI3 films more stable. The study showed that films with 2D perovskites deteriorated after two days of generating electricity, while those with 2D perovskites had not started to degrade after 20 days.

“FAPbI3 films templated with 2D crystals were higher quality, showing less internal disorder and exhibiting a stronger response to illumination, which translated as higher efficiency," Isaac Metcalf, a Rice materials science and nanoengineering graduate student and a lead author on the study, said in the statement.

Additionally, researchers say their findings could make developing light-harvesting technologies cheaper, and can also allow light-harvesting panels to be lighter weight and more flexible.

"Perovskites are soluble in solution, so you can take an ink of a perovskite precursor and spread it across a piece of glass, then heat it up and you have the absorber layer for a solar cell,” Metcalf said. “Since you don’t need very high temperatures ⎯ perovskite films can be processed at temperatures below 150 Celsius (302 Fahrenheit) ⎯ in theory that also means perovskite solar panels can be made on plastic or even flexible substrates, which could further reduce costs.”

Mohite adds this has major implications for the energy transition at large.

“If solar electricity doesn’t happen, none of the other processes that rely on green electrons from the grid, such as thermochemical or electrochemical processes for chemical manufacturing, will happen,” Mohite said. “Photovoltaics are absolutely critical.”

The Mohite lab's process for creating 2D perovskites of the ideal thickness and purity was published in Nature Synthesis last fall. At the time, Mohite said the crystals "hold the key to achieving commercially relevant stability for solar cells."

About a year ago, the lab also published its work on developing a scalable photoelectrochemical cell. The research broke records for its solar-to-hydrogen conversion efficiency rate.

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This article originally ran on EnergyCapital.

Rice University announced a new climate tech initiative backed by Woodside Energy. Photo by Natalie Harms/InnovationMap

Rice University launches $12.5M climate tech accelerator

coming soon

Rice University has announced its latest initiative to advance clean energy technology into commercialization with a new partnership with a global energy company.

Woodside Energy, headquartered in Australia with its global operations in Houston following its 2022 acquisition of BHP Group, has committed $12.5 million over the next five years to create the Woodside Rice Decarbonization Accelerator.

"The goal of the accelerator is to fast track the commercialization of innovative decarbonization technologies created in Rice labs," Rice University President Reginald DesRoches says to a crowd at the Ion at the initiative's announcement. "These technologies have the potential to make better batteries, transitistors, and other critical materials for energy technologies. In addition, the accelerator will work on manufacturing these high-value products from captured and converted carbon dioxide and methane."

"The Woodside Rice Decarbonization Accelerator will build on the work that Rice has been doing in advanced materials, energy, energy transition, and climate for many years. More than 20 percent of our faculty do some related work to energy and climate," he continues. "Harnessing their efforts alongside an esteemed partner like Woodside Energy is an exciting step that will undoubtedly have an impact far and wide."

Woodside, which has over 800 employees based in Houston, has been a partner at the Ion since last spring. Daniel Kalms, Woodside Energy's CTO and executive vice president, explains that the new initiative falls in line with the three goals of Woodside's climate strategy, which includes keeping up with global energy demand, creating value, and conducting its business sustainably. The company has committed a total of $5 billion to new energy by 2030, Kalms says.

"We know that the world needs energy that is more affordable, sustainable, and secure to support the energy transition — and we want to provide that energy. Energy that is affordable, sustainable, and secure requires innovation and the application of new technology. That's what this is about," he says.

"Of course collaboration will be the key," Kalms continues. "By working with researchers, entrepreneurs, leading experts and parallel industries, we can combine our capability to solve collective challenges and create shared opportunities. That's why we are excited to be partnering with Rice."

The accelerator will be run by Paul Cherukuri, vice president of innovation at Rice University, and Aditya Mohite, associate professor of Chemical and Biomolecular Engineering and Materials Science and Nanoengineering. Additional Rice professors will be involved as well, Cherukuri says.

"Success for us will not be papers, it will be products," Cherukuri says of what Woodside wants from the partnership. "We picked faculty at Rice in particular who were interested in taking on this charge, and they were all faculty who created companies."

Last fall, Rice announced a grant and venture initiative to accelerate innovation from Rice in the biotech space.

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Houston ranks No. 2 for share of AI talent in professional services

AI surge

Houston’s professional and business services sector—think law, accounting, consulting, and engineering firms—grabs one of the industry’s biggest shares of AI talent.

A report from commercial real estate services giant CBRE ranks Houston No. 2 among the top 50 U.S. and Canadian tech markets for the concentration of AI talent in professional and business services.

Houston’s share of AI talent in professional and business services stands at 26 percent, the report shows. Washington, D.C., tops the list at 31 percent. At 25 percent, Dallas-Fort Worth claims the No. 3 spot.

CBRE based the AI ranking on data from the LinkedIn networking platform.

The company’s researchers tallied 11,709 AI-related tech jobs in Houston. Nationwide, data scientists lead AI-related job growth in the U.S., according to the report.

“AI software and hardware developers are currently the most sought-after tech talent by employers,” the report says.

Houston faces AI talent gap

DoubleTrack, a provider of AI and data consulting, reported in June that Houston faces an AI talent gap.

“The places where businesses say they will adopt AI over the next six months, well ahead of where they are today, are mostly the same places already short on talent: Miami, Houston, and Denver among the metros, South Dakota and South Carolina among the states,” DoubleTrack said.

This labor shortage comes amid Houston’s ascent as an AI hub. For instance, a factory being built here by AI chipmaker NVIDIA and electronics manufacturer Foxconn will produce AI supercomputers and infrastructure systems.

Houston’s place in the sphere of tech talent

Overall, Houston ranks No. 32 in the CBRE report among the top 50 U.S. and Canadian markets for tech talent. The San Francisco Bay Area claims the top spot, with Austin at No. 5 and DFW at No. 8.

CBRE relied on 13 metrics to rank tech talent markets, including concentration of tech talent, tech talent pipeline, and research-and-development investments.

Here are other Houston details from the report:

  • In 2025, Houston’s tech talent workforce numbered 104,080, up 7.3 percent over the past three years.
  • Houston’s average wage for tech talent within the tech industry was $120,216 in 2025, up 13.3 percent over the past three years.

New pilot program for air taxis, Project Nexus, takes flight in Texas

Project Nexus

By 2029, Texas skies could be buzzing with air taxis, much like they are with drones today.

To kick off the "Project Nexus" pilot program in Texas, U.S. Transportation Secretary Sean Duffy, U.S. Sen. Ted Cruz, and Texas Department of Transportation officials attended an event September 10 at Fort Worth Alliance Airport, which serves as the launchpad for a statewide pilot program that could result in air taxis, self-piloted planes, and vertical take-off-and-landing aircraft permanently buzzing across the skies of Texas.

It was the first demonstration in Texas of next-generation aircraft under the pilot program; Texas is the sixth state to participate in the program.

Air taxi service on the radar
The federal government has teamed up with aviation companies BETA Technologies and Joby Aviation, as well as the Texas Department of Transportation, to develop regional air taxi service in Dallas, Austin, San Antonio, and eventually Houston.

Roger Venables, Fort Worth’s aviation director, said in January that he foresees regular air taxi service becoming a reality in the next five years.

On September 12, a Joby-made electric air taxi took a roundtrip flight between Fort Worth Alliance and Dallas Fort Worth International Airport to test flight operations.

The mission was part of a five-day test involving Fort Worth Alliance and DFW Airport flights, and flights over the Fort Worth Stockyards, Toyota Motor North America’s Plano headquarters, and other sites.

A new facility at Fort Worth Alliance will be Joby’s long-term home for regional flight operations.

Building a 'framework' for electric aircraft
TxDOT said Project Nexus is aimed at creating “a scalable system” to connect urban areas, rural communities, and neighboring states as air mobility technology advances.

In a TxDOT release, Marc Williams, the agency’s executive director, said the pilot program will “build a framework for how electric aircraft could one day connect people, goods, and communities across the state.”

Three-phase project will test flight capabilities

Initial flights in the third-year pilot program won’t carry passengers, according to TxDOT. Instead, the flights will gather data, validate air travel routes, and help improve the safety of air mobility technology.

The first phase of the U.S. Department of Transportation’s Project Nexus will feature piloted aircraft such as helicopters and fixed-wing planes. CultureMap previously reported Plano-based VertiPorts by Atlantic, which develops takeoff and landing sites for airplane-helicopter hybrids, would be part of Project Nexus.

The second phase will involve testing airborne medical and cargo logistics. This includes transporting critical medical supplies or donor organs between rural and urban hospitals in the Austin and San Antonio areas.

In the third and final phase, passengers will fly aboard air taxis across the Texas Triangle. Dallas-Fort Worth, Austin, Houston, and San Antonio anchor the triangle.

“In Texas, we don’t wait for the future to arrive, we build it,” Cruz said in the TxDOT release. “The Lone Star State is pushing the boundaries by testing the next generation of aircraft through Project Nexus.”

“These technologies will connect communities, expand access to jobs and services, and strengthen supply chains,” the senator added. “What starts in Texas will help shape the future of aviation throughout the entire country.”

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This article originally appeared on CultureMap.com.

Houston-area NASA contractor plans Nasdaq IPO

going public

Webster-based NASA contractor Rothe Development Inc. has filed paperwork with the U.S. Securities and Exchange Commission to go public.

Rothe, a minority- and woman-owned business, hasn’t yet identified how many shares it will sell and how much money its IPO might raise. Rothe plans to offer Class B common stock on the Nasdaq exchange.

CEO Karen Wheeler-Hall owns all of the Class A shares and would retain majority control after the IPO, according to the SEC filing. The company plans to use $2.4 million of the IPO proceeds so Wheeler-Hall can pay off a loan from the seller for her 2021 acquisition of Rothe.

From last December to this May, the company raised about $2.1 million in a pre-IPO private placement at $1 per share, the SEC filing shows.

Rothe runs NASA training lab in Houston

Founded in 1967, Rothe supplies engineering, technology, operations and technical services to NASA, the U.S. Department of Defense, other federal agencies, commercial space operators, and regulated industries.

Rothe is likely best known for operating NASA’s Neutral Buoyancy Laboratory in Houston. The lab trains astronauts for spacewalks and simulates space missions. It supports NASA’s International Space Station and Artemis programs.

Company sees room for growth

In the SEC filing, Rothe said it operates in several expanding markets driven by rising investments, including space exploration, national security, cybersecurity and digital infrastructure.

“We believe these market trends create significant opportunities for continued growth across both government and commercial sectors,” the company said.

Rothe generated nearly $126.4 million in revenue last year, up from $117.3 million the previous year. However, the company swung to a $700,000 operating loss in 2025 versus $1.8 million in operating income in 2024.

At the end of 2025, Rothe’s workforce comprised 385 employees and 25 subcontractors. The company also works in the cybersecurity, computer engineering, software development, multimedia and communication, and commercial calibration sectors, according to its website.