David Eagleman returns to Houston this month. David Eagleman/Facebook

Not many researchers have ever compared brain function to drug dealers, but then, not many researchers are David Eagleman. Much like charismatic astronomer Neil deGrasse Tyson, Eagleman brings hefty and brainy topics to a conversational and digestible level.

The globally renowned neuroscientist, TV host, and best-selling author will visit Houston to discuss his latest book, Livewired: The Inside Story of the Ever-Changing Brain. The event is produced by The Progressive Forum and will take place at Congregation Emanu El (1500 Sunset Blvd.) at 7:30 pm Thursday, April 28.

Tickets are available online or by calling 800-514-3849 and also at the door on event night. General admission tickets range from $45 and $70; reserved seats and speaker reception are $150. All ticket purchases include a free copy of Livewired.

This is a homecoming of sorts for Eagleman, who attended Rice University and Baylor College of Medicine. Since then, he has become a leading — if not the preeminent — voice on all things brain and neuroscience, covering sensory substitution, time perception, vision, synesthesia, and even the intersection of neuroscience with the legal system — a task he undertakes with the University of Houston.

He is perhaps most recognizable as host and writer of the PBS and BBC television series The Brain, which has been nominated for an Emmy. Penning books The Runaway Species, The Brain, Incognito, and Wednesday is Indigo Blue, Eagleman has written a bestselling fiction, Sum, which has been translated into 32 languages, turned into two operas, and named a Best Book of the Year by Barnes and Noble.

Eagleman also pens pieces for myriad publications and frequently appears on national radio and TV programs and has hosted a TED Talk.

His lab has launched several companies, including Neosensory, a firm that uses haptics for sensory substitution and addition, according to his bio.

“The Progressive Forum is pleased to welcome a great mind with Houston roots,” said Randall Morton, its president, in a statement. “As an undergraduate at Rice, he majored in British and American literature, then earned his PhD in neuroscience at Baylor College of Medicine.”

David Eagleman will appear at Congregation Emanu El, 1500 Sunset Blvd. at 7:30 pm Thursday, April 28. For tickets and more information, visit The Progressive Forum.

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This article originally ran on CultureMap.

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2 Houston space tech cos. celebrate major tech milestones

big wins

Two Houston aerospace companies — Intuitive Machines and Venus Aerospace — have reached testing milestones for equipment they’re developing.

Intuitive Machines recently completed the first round of “human in the loop” testing for its Moon RACER (Reusable Autonomous Crewed Exploration Rover) lunar terrain vehicle. The company conducted the test at NASA’s Johnson Space Center.

RACER is one of three lunar terrain vehicles being considered by NASA for the space agency’s Artemis initiative, which will send astronauts to the moon.

NASA says human-in-the-loop testing can reveal design flaws and technical problems, and can lead to cost-efficient improvements. In addition, it can elevate the design process from 2D to 3D modeling.

Intuitive Machines says the testing “proved invaluable.” NASA astronauts served as test subjects who provided feedback about the Moon RACER’s functionality.

The Moon RACER, featuring a rechargeable electric battery and a robotic arm, will be able to accommodate two astronauts and more than 880 pounds of cargo. It’s being designed to pull a trailer loaded with more than 1,760 pounds of cargo.

Another Houston company, Venus Aerospace, recently achieved ignition of its VDR2 rocket engine. The engine, being developed in tandem with Ohio-based Velontra — which aims to produce hypersonic planes — combines the functions of a rotating detonation rocket engine with those of a ramjet.

A rotating detonation rocket engine, which isn’t equipped with moving parts, rapidly burns fuel via a supersonic detonation wave, according to the Air Force Research Laboratory. In turn, the engine delivers high performance in a small volume, the lab says. This savings in volume can offer range, speed, and affordability benefits compared with ramjets, rockets, and gas turbines.

A ramjet is a type of “air breathing” jet engine that does not include a rotary engine, according to the SKYbrary electronic database. Instead, it uses the forward motion of the engine to compress incoming air.

A ramjet can’t function at zero airspeed, so it can’t power an aircraft during all phases of flight, according to SKYbrary. Therefore, it must be paired with another kind of propulsion, such as a rotating detonation rocket engine, to enable acceleration at a speed where the ramjet can produce thrust.

“With this successful test and ignition, Venus Aerospace has demonstrated the exceptional ability to start a [ramjet] at takeoff speed, which is revolutionary,” the company says.

Venus Aerospace plans further testing of its engine in 2025.

Venus Aerospace, recently achieved ignition of its VDR2 rocket engine. Photo courtesy of Venus Aerospace

METRO rolls out electric shuttles for downtown Houston commuters

on a roll

The innovative METRO microtransit program will be expanding to the downtown area, the Metropolitan Transit Authority of Harris County announced on Monday.

“Microtransit is a proven solution to get more people where they need to go safely and efficiently,” Houston Mayor John Whitmire said in a statement. “Connected communities are safer communities, and bringing microtransit to Houston builds on my promise for smart, fiscally-sound infrastructure growth.”

The program started in June 2023 when the city’s nonprofit Evolve Houston partnered with the for-profit Ryde company to offer free shuttle service to residents of Second and Third Ward. The shuttles are all-electric and take riders to bus stops, medical buildings, and grocery stores. Essentially, it works as a traditional ride-share service but focuses on multiple passengers in areas where bus access may involve hazards or other obstacles. Riders access the system through the Ride Circuit app.

So far, the microtransit system has made a positive impact in the wards according to METRO. This has led to the current expansion into the downtown area. The system is not designed to replace the standard bus service, but to help riders navigate to it through areas where bus service is more difficult.

“Integrating microtransit into METRO’s public transit system demonstrates a commitment to finding innovative solutions that meet our customers where they are,” said METRO Board Chair Elizabeth Gonzalez Brock. “This on-demand service provides a flexible, easier way to reach METRO buses and rail lines and will grow ridership by solving the first- and last-mile challenges that have hindered people’s ability to choose METRO.”

The City of Houston approved a renewal of the microtransit program in July, authorizing Evolve Houston to spend $1.3 million on it. Some, like council member Letitia Plummer, have questioned whether microtransit is really the future for METRO as the service cuts lines such as the University Corridor.

However, the microtransit system serves clear and longstanding needs in Houston. Getting to and from bus stops in the city with its long blocks, spread-out communities, and fickle pedestrian ways can be difficult, especially for poor or disabled riders. While the bus and rail work fine for longer distances, shorter ones can be underserved.

Even in places like downtown where stops are plentiful, movement between them can still involve walks of a mile or more, and may not serve for short trips.

“Our microtransit service is a game-changer for connecting people, and we are thrilled to launch it in downtown Houston,” said Evolve executive director Casey Brown. “The all-electric, on-demand service complements METRO’s existing fixed-route systems while offering a new solution for short trips. This launch marks an important milestone for our service, and we look forward to introducing additional zones in the new year — improving access to public transit and local destinations.”

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This article originally ran on CultureMap.