❌

Reading view

US engineering student builds portable foundry to teach metal casting anywhere

A portable metal-casting kit developed at the University of Wisconsin-Milwaukee (UWM) is taking one of manufacturing’s oldest industrial processes past traditional foundries and into classrooms, public events, and even local bars.

The compact demo, Known as ‘Foundry in a Box,’ lets participants safely cast molten tin into small souvenirs like keychains, delivering a hands-on introduction to the fundamentals of metal casting.

Designed as an outreach tool, the portable setup condenses a process normally associated with large industrial facilities into a compact, transportable unit. Wearing protective gloves and safety goggles, participants pour molten tin into molds and leave with a finished metal keepsake while learning how casting underpins products used across the automotive, aerospace, construction, and manufacturing industries.

Unlike machining, which removes material from a larger piece, casting involves pouring liquid metal into a mold and allowing it to solidify into a desired shape. The method can produce components with complex geometries and remains a key part of manufacturing, from small hardware to large industrial machinery.

“Metal casting is everywhere,” said Swaroop Behera, a doctoral engineering student at UWM who has expanded the initiative. “So long as anyone is making something out of any metal, metal casting is going to be there.”

Making manufacturing more accessible

The project aims to expose students and the general public to manufacturing technologies that often receive little attention in traditional science and engineering education.

While ‘Foundry in a Box’ had existed previously, Behera helped broaden its reach after becoming president of UWM’s student chapter of the American Foundry Society. The team has since brought the portable foundry to schools, university events, and community venues, growing participation from a handful of students to hundreds each year.

The initiative has also attracted interest from educators. A presentation on the portable casting system at a Wisconsin Technology Education Association conference reportedly drew a standing-room-only audience.

According to Behera, letting participants build an object with their own hands makes manufacturing concepts easier to understand and encourages greater interest in engineering disciplines.

Supporting next-gen manufacturing engineers

The outreach effort has also received recognition from industry. The Foundry Educational Foundation, which strengthens ties between universities and the metal-casting industry, established a graduate fellowship at UWM after seeing the program’s success. Behera became its first recipient.

Alongside the outreach initiative, Behera’s doctoral research focuses on developing aluminum alloys that could replace titanium in certain high-temperature applications—a development that could eventually benefit industries looking for lighter, high-performance materials, including aerospace and advanced manufacturing.

Titanium is valued for its strength and high-temperature performance, but it can be expensive to process. Developing aluminum alloys that perform under demanding conditions could offer manufacturers another material option, although any replacement would depend on the specific application and its performance requirements.

Although his plans remain open, Behera says he hopes to keep connecting engineering research with practical applications while encouraging more students to explore manufacturing careers.

“Science has gone really far ahead, and technology is playing catch-up—that’s where materials science comes in,” he said. “You’re always trying to figure out and solve a specific problem for a given industry.”

  •  

Apple Seeks 6G Modem Engineer for Next-Generation Wireless Systems

Apple is recruiting a 6G cellular modem systems engineer, adding a next-generation research focus to its in-house modem development. The position, posted October 19 in Sunnyvale, California, describes responsibilities spanning cellular standards, hardware and software architecture, and power efficiency.

The Apple job listing establishes a concrete engineering focus. It does not identify a future iPhone, name a commercial modem, or provide a release date.

That makes the vacancy useful as a window into development priorities rather than a product announcement. The significant detail is how broadly Apple describes the work: connecting emerging standards with the decisions required to build a functioning cellular system.

The Role Connects Research With Product Engineering

The position covers feature definition, algorithm development, simulation, silicon testing, and preparation for production. Apple specifically identifies next-generation modem requirements with a focus on 6G evolution.

The listing also emphasizes translating engineering improvements into throughput, latency, battery life, and connection reliability. Candidates are expected to understand emerging 6G work alongside 5G and 4G standards.

Those responsibilities explain why modem development extends beyond designing a single chip. A cellular system must coordinate signal processing, software, and hardware while operating within a mobile device’s power constraints.

The practical challenge is balancing competing priorities. An approach that improves one performance measure may introduce costs elsewhere, such as greater processing demands. Evaluating those trade-offs is part of turning a technical possibility into something suitable for a portable product.

Two dark purple smartphones are shown: one, the iPhone 18 Pro Max, displays the back with three camera lenses, while the other showcases the front screen with an abstract pattern. Both devices are set against a black background.
Image Credit: Apple Inc.

Apple’s 6G References Predate This Vacancy

The October posting is not the first public indication of this research. A separate Apple RF modeling position, dated June 24, includes modeling and simulation for 4G, 5G, and 6G modem systems.

The distinction matters when interpreting the latest recruitment. A newly published vacancy can reveal current responsibilities without establishing when a project began or how much its staffing has changed.

The two roles address different engineering tasks. The RF modeling position focuses on simulating radio-frequency behavior and investigating performance, while the newer systems role connects standards, algorithms, hardware, and software. Together, they illustrate why modem development requires work across several specialties.

The Standards Process Is Still Underway

The wider industry remains in the process of defining 6G. The International Telecommunication Union refers to the next generation as IMT-2030.

According to the ITU’s current development overview, its expert working party completed draft technical performance requirements in February 2026 and draft evaluation guidelines in June. Both documents have been submitted to ITU-R Study Group 5 for approval scheduled for December 2026.

The ITU has also invited proposals for candidate IMT-2030 radio technologies between February 2027 and February 2029. That window concerns submissions for evaluation, rather than consumer launches, and helps explain why companies are recruiting engineers while the technical framework is still taking shape.

These milestones concern how candidate technologies will be specified and assessed. They do not establish a date when a particular operator will offer service or when Apple will ship compatible hardware.

For readers, this is an important distinction between an industry framework and a usable connection. Standards work helps establish common expectations. Commercial availability requires additional decisions and implementation by device makers, network suppliers, operators, and regulators.

6G - Apple 5G modem in iPhone SE and iPhone 17 enhances network performance

The Work Builds on Apple’s Existing Modem Effort

Apple already has experience bringing its own cellular modem to market. The company introduced C1 with iPhone 16e in February 2025, identifying it as its first internally designed cellular modem and a component supporting 5G connectivity.

That C1 announcement provides a commercial reference point for Apple’s modem work. The recruitment concerns a different stage: developing systems around emerging standards. Shipping a 5G modem and researching 6G are related activities, but progress in one does not establish a launch schedule for the other.

It does not establish that the new role belongs to a particular C-series successor. Assigning a name, manufacturing schedule, or specific iPhone generation would go beyond the information available.

What the Vacancy Means for iPhone Buyers

The immediate takeaway is about Apple’s development direction. The company is seeking engineers who can connect emerging wireless standards with practical requirements such as efficient operation and reliable connectivity.

For someone choosing a phone today, the vacancy provides no basis for predicting when 6G will become a useful purchasing consideration. Published device capabilities, local network coverage, and current service plans remain the information buyers can assess.

The more meaningful future milestones will be finalized specifications, announced compatible hardware, and documented operator deployments. Until those arrive, Apple’s recruitment offers evidence of preparation—and a clearer view of the engineering involved—without establishing the features or timing of a future iPhone.

The post Apple Seeks 6G Modem Engineer for Next-Generation Wireless Systems appeared first on AppleMagazine.

  •  

iPhone Duo Display Report Describes Temporary Wrinkles Around the Fold

An early iPhone Duo display report is drawing attention to how the folding area responds to pressure, adding a new question alongside the phone’s crease visibility. The phone’s inner display has a replaceable cover layer, while the latest report focuses on how the surface reportedly responds to pressure above the hinge.

The distinction matters. A fold that is difficult to see can still feel different when touched. Neither observation, on its own, establishes how the display will perform after months of everyday use.

The Report Centers on a Demonstration Video

An October 20 report from GSMArena attributes the footage to Weibo user Kang, with Ice Universe subsequently sharing it. According to the report, pressure causes the area above the hinge to depress and develop temporary wrinkles before appearing smooth again.

Kang reportedly observed similar behavior on multiple devices. That remains an attributed claim, rather than a published testing program with documented pressure levels, sample sizes, or repeatable measurements. The original Weibo post could not be independently accessed for this article.

The footage circulated before retail availability, but the cited report does not establish the provenance or condition of the devices shown. It should therefore not be presented as evidence of failures among retail customers. Multiple publications discussing the same clip also do not amount to independent durability tests.

A person holds an A20 Pro foldable smartphone open; one screen shows a photo of a woman, while the other displays app icons and a weather widget.
Image Credit: Apple Inc.

Crease Visibility and Surface Feel Are Separate Questions

Apple’s September 9 announcement describes a nano-textured finish intended to reduce reflections and minimize crease visibility. It also identifies a custom polymer cover, glass above and below the folding panel, adhesives that accommodate movement, and a titanium backing plate.

Apple also says the hinge supports the center of the display when the phone is open. That makes the reported pressure response relevant to assessing the finished design, although the announcement does not specify how much surface movement is expected under a fingertip.

That construction provides context, but it does not identify the cause of the reported behavior. The available footage cannot establish which layer is moving, how much force is being applied, or whether the response falls within Apple’s intended tolerances.

There are three different questions for reviewers to investigate. The first concerns appearance: whether the fold distracts from text, photographs, or video. The second concerns touch: whether a finger notices a change while crossing the center. The third concerns durability: whether repeated use produces lasting damage.

A demonstration of one property cannot settle all three. Temporary deformation deserves examination, but treating it as proof of an eventual screen failure would require evidence that has not been established here.

The Glass Explanation Remains Speculation

Ice Universe suggested variable-thickness glass as a possible explanation for the reported behavior. Separately, Corning describes a technology called VtG, which uses thinner glass at the hinge and thicker surrounding sections to balance flexibility and durability.

However, the existence of that technology does not establish that it is used in iPhone Duo, or that it explains the reported softness. Apple’s published construction details should not be combined with an unconfirmed supplier theory to create an apparently complete explanation.

A technical assessment would need more than a visible surface response. Useful evidence would include controlled measurements and an examination of the display assembly. Until then, assigning the behavior to a particular material would be premature.

A foldable iPhone Duo displaying a dashboard of widgets on the left screen and a messaging app thread on the right screen.
Image Credit: Apple Inc.

What a Useful Follow-Up Test Should Examine

The next step should be observation under ordinary use. Reviewers could examine whether the center feels different during scrolling, typing, or gestures, and whether that difference affects accuracy or comfort.

A separate controlled test could investigate pressure response, documenting the force applied, the condition of the device beforehand, and whether any change remains afterward. Keeping those evaluations separate would help readers distinguish an everyday interaction from a deliberate stress test.

Longer observation would also be valuable. A surface that returns to its previous appearance immediately presents a different question from one that develops a persistent mark. Photographs taken under consistent lighting could help document that difference without relying on memory or dramatic viewing angles.

What Buyers Can Take From the Report

Apple has scheduled initial iPhone Duo availability for October 23. Before drawing a purchasing conclusion from the clip, readers should look for assessments that identify the hardware tested, explain the method, and distinguish temporary movement from lasting damage.

For now, the report gives reviewers a specific issue to investigate. It does not establish a widespread defect, a guaranteed durability problem, or a reason to assume every device will behave identically. The useful follow-up is evidence showing how the folding area performs during normal handling and over time.

A white iPhone Duo foldable shown at an angle, revealing the triple-lens camera system on the back and a vibrant photo displayed on the internal screen.
Image Credit: Apple Inc.

The post iPhone Duo Display Report Describes Temporary Wrinkles Around the Fold appeared first on AppleMagazine.

  •  
❌