Normal view
Rivian buys world model startup to accelerate self-driving ambitions
- Interesting Engineering
- US electric VTOL wins landmark FAA clearance, completes 39-mile flight in 20 minutes
US electric VTOL wins landmark FAA clearance, completes 39-mile flight in 20 minutes

The Federal Aviation Administration (FAA) has granted US aerospace and defense company BETA Technologies a first-of-its-kind authorization to conduct flights with prospective customers aboard its electric vertical takeoff and landing (VTOL) aircraft, marking a significant step toward commercial operations.
The approval, granted under a Special Airworthiness Certificate for market surveys, allows the aerospace and defence company to demonstrate its ALIA A250 aircraft to prospective operators and other participants. It also expands the geographic scope of the company’s flight operations.
The authorization comes after a safety review by FAA experts and represents a step toward commercial deployment, although the aircraft has not yet received full type certification for routine commercial service.
BETA completed its first flight under the new authorization on October 20, traveling 34 nautical miles (39 miles) in 20 minutes.
First authorized demonstration flight
The ALIA A250 departed Plattsburgh International Airport in New York, taking off vertically before transitioning to conventional wing-borne flight. It then landed vertically at Patrick Leahy Burlington International Airport in Vermont.
Designed to operate with or without runway access, the aircraft can potentially support passenger transportation, cargo delivery, medical services and defense operations. It features dual pilot controls and is designed to carry up to five passengers or more than 1,200 pounds of cargo.
According to BETA, the A250 shares several major systems with its conventional takeoff and landing (CTOL) aircraft, including electric propulsion, flight control computers, batteries and charging infrastructure.
The common architecture allows the company to apply operational experience and technical improvements across both aircraft.
BETA said its CTOL and VTOL aircraft have accumulated more than 250,000 nautical miles of combined flight experience.
The company previously received FAA market-survey authorization for its CTOL aircraft and completed its first crewed electric VTOL transition flight in 2024.
“This authorization brings vertical flight closer to the people and places that will put it to work, building on BETA’s track record of industry firsts,” said Kyle Clark, BETA’s founder and CEO.
The latest certificate permits market-survey flights rather than unrestricted commercial passenger services. BETA must still complete the FAA’s full certification process before beginning routine commercial operations.
Expanding electric aviation operations
The US government is working to accelerate the testing and integration of advanced air mobility aircraft into national airspace.
In March, Transportation Secretary Sean Duffy announced the eVTOL Integration Pilot Program (eIPP), which supports testing of next-generation aircraft in real-world operating environments.
The program includes eight selected projects spanning 28 states, involving aircraft manufacturers, operators and government partners.
The projects cover urban air taxis, regional passenger transportation, cargo networks, emergency medical response, autonomous flight and offshore transportation.
The FAA said BETA’s authorization would allow the company to demonstrate its aircraft across a broader range of operating conditions, subject to applicable restrictions.
“The FAA is committed to working with American innovators to safely integrate these new aircraft into our national airspace, while maintaining the rigorous safety standards that have made the United States a global leader in aviation,” said FAA Administrator Bryan Bedford.
BETA is continuing flight testing and working toward full type certification as it prepares its electric aircraft for potential commercial applications.
Tesla starts Optimus robot production in California as profit falls 43%
Flying Roadsters can’t lift Tesla’s flat Q3 revenues
As the smoke clears from its outrageous Roadster demo, Tesla reported Q3 earnings on Wednesday - and the cold reality is that revenue has flatlined.
Tesla said it earned $1.7 billion in net income on $28.0 billion in revenue in the quarter that ended in September 2026. Revenues were flat, while profits dropped 4 percent compared to the third quarter of 2025, when the company earned $1.4 billion in net income on $28.1 billion in revenue. Tesla's revenue came in above Wall Street expectations of $27.9 billion, according to data compiled by LSEG. Tesla's own company-compiled expectations predicted Q3 revenues of $28.3 billion.
The earnings …
GM is betting compute and AI will help it compete with Chinese automakers
- Interesting Engineering
- Jet engine blades exposed to 1,832°F heat could be reused after 5,000 flights
Jet engine blades exposed to 1,832°F heat could be reused after 5,000 flights

A new heat treatment invented by scientists in Germany could give old jet engine blades a second life, reduce the need for expensive replacements, and conserve critical raw materials.
Introduced by scientists at Ruhr University Bochum in Germany, the method uses high-pressure gas and heat to fix microscopic damage inside jet turbine blades. It could reportedly store the blades to their original state after 5,000 flight missions.
According to the team, the novel technology could make the blades suitable for reuse even years after mechanical stress, and exposure at extreme temperatures above 1,832 degrees Fahrenheit (1,000 degrees Celsius).
The initiative is part of a three-year project known as Second_Life, which began in August 2026. It also brings together the German Aerospace Center (DLR), aircraft engine repair specialist Lufthansa Technik, heat and surface treatment company Aalberts Surface Technologies, and metal-processing firm Otto Fuchs.
Restoring turbine blades
Jet engine blades are made to handle extreme temperatures that can sometimes exceed 2,732 degrees Fahrenheit (1,500 degrees Celsius), even above the melting point of the materials themselves. They also withstand rotational speeds of up to 16,000 RPM and enormous centrifugal forces.
They are produced from single-crystal nickel-based superalloys. Their atoms form a continuous crystal structure without grain boundaries, which could weaken the material at high temperatures. However, even these materials degrade.
Over time, the extreme conditions alter the blades’ internal structure and weaken them by creating tiny pores within it. First-stage turbine blades are often replaced after about 5,000 flight missions, equivalent to about three to six years of service.
“During turbine operation, the blades are subjected to tensile stress caused by rotational centrifugal forces at high temperatures and are damaged by what is known as creep fatigue,” Sebastian Weber, PhD, a researcher at the university, and study co-author, said.
To address the challenge, the scientists turned to a method known as hot isostatic pressing (HIP). The process involves heating damaged components under uniform gas pressure before rapidly cooling them.
It could potentially close the microscopic pores and restore the material’s original structure without destroying its single-crystal properties. “The restoration of the microstructure and mechanical properties is to be achieved through hot isostatic pressing, or HIP for short,” Louis Becker, PhD, another scientist at the university who helped lead the study, added.
Aviation sustainability
To test the technique, the team will first recreate real-world turbine blade damage at the German Aerospace Center. They will expose samples to high temperatures and mechanical stress to induce controlled creep-fatigue damage.
The samples will then undergo hot isostatic pressing at Ruhr University Bochum, where the researchers will determine the best treatment conditions and examine changes in the material’s microstructure. Subsequent mechanical tests will assess whether the treatment can restore the blades’ original performance.
The team’s ultimate goal is to prove that the damaged turbine blades can safely return to service after treatment and recoating. The technology has the potential to reduce the demand for newly produced turbine blades.
“By extending the service life of turbine blades, we can reduce both the demand for newly manufactured components and the associated consumption of energy and raw materials,” Weber concluded in a press release.

GM is giving OnStar an AI makeover
Waymo starts offering rides at the Las Vegas airport
Subaru is dropping gas cars for EVs in Europe by the end of 2027
![]()
Porsche’s electric Macan Turbo is an automotive existential crisis
Waymo’s robotaxis are headed to Canada
Tesla reveals SpaceX-powered Roadster that flies and falls with style
NHTSA Orders Tesla to Prove Its Cybercab Meets Federal Safety Standards
Considering a Level 2 EV charger? How to know if you need one
![]()
Kia’s electric van lineup is getting more interesting with reveal of PV7
You may not know it, but minivans are making a comeback in the US. Look around, and you'll start to notice an uptick in these breadboxes on wheels. Sales were up 21 percent in 2025, suggesting that the humble minivan is shaking off its "uncool" stigma and finding new fans among an SUV-weary public. I'm here for it.
One of the companies currently carrying the torch for minivans is Kia, which has sold its popular Carnival minivan here since 2021. Kia is also one of the few automakers making all-electric vans. This week, the Korean automaker rolled out its new PV7 at IAA Transportation in Germany. This is the second electric van from Kia's Pla …
- Interesting Engineering
- ‘First-of-its-kind’ US flying stratospheric platform completes record-breaking 18,000-mile trip
‘First-of-its-kind’ US flying stratospheric platform completes record-breaking 18,000-mile trip

A Moriarty-based company’s stratospheric platform has re-entered the United States. High Altitude Platform Systems (HAPS) for stratospheric infrastructure completed its record-breaking trans-Pacific flight from New Mexico to Japan and back.
Callled Service Test 1 (ST1) mission, the stratospheric platform was developed by Sceye. ST1 launched on August 9, 2026, and arrived in Japan 13 days later. While operating in Japan, Sceye demonstrated mobile broadband connectivity to unmodified devices through SoftBank Corp.’s core network and HAPS-based edge computing and communication with drones to support the development of a 3D communications network.
Mission validated technology, vehicle systems, payload
“Groundbreaking and historic only begin to describe our ST1 flight,” says Mikkel Vestergaard Frandsen, Founder and CEO of Sceye.
“This mission proved not only that our technology, vehicle systems, payload, and operational infrastructure are ready for connectivity services, but also that the stratosphere is where the future non-terrestrial infrastructure lies. The stratosphere is what will enable the always-on future – including the promised land of 6G. Together ground, stratosphere, and space – each operating at their optimal strengths, will change the course of humanity.”
During its journey, Sceye’s ST1 traveled nearly 30,000 km and re-entered continental U.S. on September 4, 2026. ST1 reached airspace near Sceye’s headquarters in Moriarty, New Mexico on September 5, 2026, where Sceye completed additional vehicle testing and a planned termination and descent.
Conducted in partnership with SoftBank Corp, a leading operator of telecommunications and IT businesses in Japan and globally, ST1 marks Sceye’s first flight to Asia and a groundbreaking milestone toward the commercial deployment of HAPS as stratospheric infrastructure. ST1 carried SceyeCELL, a first-of-its-kind “cell tower in the sky” designed to deliver wide-area mobile broadband directly to standard devices from the stratosphere. When deployed at full scale, one Sceye HAPS is designed to cover the equivalent area of approximately 500 terrestrial towers, according to a press release.
Stratosphere offers the optimal vantage point
The stratosphere offers the optimal vantage point: It is close enough to Earth for high-capacity connectivity and observation, yet the altitude is high enough for wide-area reach. Importantly, the stratosphere offers space-like conditions without the cost of being in space and the disadvantages of being in orbit. Sceye’s HAPS maintain altitude and their area of operation in the stratosphere through consecutive day and night cycles, operating like geostationary satellites, only 1,800 times closer to Earth and at a fraction of the cost, as per the release.
The platform traveled nearly 30,000 km from New Mexico to Japan and back to New Mexico over a month-long journey. The platform also tested emergency calls, using an emergency alert messaging system designed for large-scale disasters, as well as communications with drones.
Through a server installed on the HAPS, Sceye and SoftBank conducted data processing directly on the platform, demonstrating an average round-trip processing response time of 68 milliseconds, reducing communications latency by over 40% compared with internet-based cloud processing. This marks the world’s first successful test in which a mobile core network and a web server for processing were installed on a HAPS, enabling response processing to be performed entirely onboard the HAPS and the results to be relayed back to smartphones.
Electric air taxis get the green light for test flights in Texas
A new federal program to test the feasibility of electric, hybrid-electric, and autonomous aircraft kicks off today in Texas - before the rules governing this new technology have even been finalized.
Earlier this year, the Federal Aviation Administration's Advanced Air Mobility and Electric Vertical Takeoff and Landing (eVTOL) Integration Pilot Program (eIPP) selected eight state-led projects to serve as some of the first public tests of these new aircraft. The first one kicks off today in Texas, featuring three eVTOL companies: Joby, Beta, and Wisk.
For the next week, these companies will conduct test flights demonstrating future routes …
The Boring Company raises $3B in round led by UAE
Ford’s China Ties Spark a Very Public Fight With the Trump Administration
