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Amazon cuts Apple Watch Ultra 3 price to $699.97, a $199 discount

Amazon has reduced the price of the Apple Watch Ultra 3 in its black titanium case with Milanese Loop band from $899 to $699.97, a 22% cut. The device carries a 4.7-star rating on the retailer's site. The listing is reported to mark the lowest price seen for the watch, undercutting even its Prime Day pricing.

Apple Watch Ultra 4 barely differs from Series 12 despite $400 price gap

WIRED's testing of the Apple Watch Ultra 4 found it shares nearly all core health and safety features with the new Series 12, thanks to the same Health Sensing System and S11 chip powering both devices. The Ultra 4 retains its multiday battery, Action button, and satellite messaging as its main distinctions, but pricing stays at $799 with no new case finishes this generation.

Apple Watch Series 12 and Ultra 4 add new Health Sensing System, minor redesign

Apple's latest Watch Series 12 and Ultra 4 keep familiar shapes but introduce a new underlying Health Sensing System aimed at improving health tracking accuracy. The Series 12 gets a roughly 2% smaller display area, a slightly wider case, Ceramic Shield 2 glass on aluminum models, and four new aluminum finishes including Dark Bronze and Light Gold. Ultra 4 retains its titanium build in Natural and Black finishes.

Apple Watch Series 12 brings back Ceramic case and new health sensor array

Apple's Series 12 keeps the same screen size and case dimensions as the Series 11 but adds a returning Ceramic case option in white or blue, Ceramic Shield 2 on aluminum models, and new color choices including dark bronze and radiant gold. The bigger change is an overhauled 'health sensing system' with a larger skin-contact area and more diodes, electrodes and sensors packed into the same footprint.

Apple unveils iPhone Duo, its first foldable phone

Apple introduced the iPhone Duo at its 'Surprise and shine' event, marking the company's long-rumored entry into foldable phones. The device closes to roughly the size of a passport and opens to reveal Apple's largest-ever iPhone display, built around a titanium frame and a custom hinge designed to lay flat and close securely. It also supports Apple Pencil input and continues Apple's focus on camera performance.

Apple revives ceramic Apple Watch option with Series 12, starting at $899

Apple's Series 12 smartwatch now offers a ceramic case, the first time the material has appeared since the Series 5 in 2019. Buyers can choose pearl white or night blue finishes, with prices starting at $899 and rising to $949 for the 46mm model, well above the $399 base price.

CH-53 Sea Stallion's blade crack detector uses radioactive gas indicator

The CH-53 Sea Stallion helicopter's rotor blades contain a spar filled with pressurized nitrogen gas, which leaks out if a crack forms, causing a visible barber-pole indicator to shift as a ground-check warning. Because engineers in the 1960s couldn't rely on wireless electronics surviving inside a spinning rotor head, they developed IBIS, an Inflight Blade Monitoring System that uses a small radioactive source within the same pressure indicator to alert pilots mid-flight if a blade is failing.

Galaxy Z Fold 8 owners report soft, unsupported corners on inner display

Several Samsung Galaxy Z Fold 8 buyers say the corners of the phone's inner folding screen flex noticeably more than the rest of the panel when pressed, suggesting the corners lack proper structural support. Android Authority tested a loan unit and confirmed some give in one corner, though less severe than clips circulating online, and noted a teardown showing pads under the corners that appear to be magnets rather than adhesive. Samsung has not yet confirmed whether this is a defect or a normal design trait.

Circular's Ring 3 adds NFC payments and vibration motor to smart ring

Circular unveiled its Series 3 smart ring at IFA, adding NFC payments compatible with Visa and MasterCard alongside a returning vibration motor for silent alerts. The lineup splits into the fully-featured Ring 3 Pro, with ECG and haptics, and the slimmer, lighter Ring 3 Slim that drops those features. Battery life nearly doubles to 12 days, and both models ship with a 700mAh charging case.

Apple's new bio for CEO John Ternus highlights durability and sustainability focus

Apple updated its leadership page to reflect John Ternus's new role as CEO, adding an entirely new paragraph to his official bio. The addition emphasizes his work on product reliability, durability, and materials innovation, including recycled aluminum and 3D-printed titanium components, as well as improvements to product repairability and lifespan.

KIT and Tsukuba researchers build heat-driven solid-state cooler with no electric motor

Scientists from Karlsruhe Institute of Technology and the University of Tsukuba built a solid-state cooling prototype that uses a shape-memory titanium-nickel film to convert heat directly into the mechanical motion needed to drive elastocaloric cooling, replacing the usual electric actuator. In tests, heating the actuator film to 86°C produced a 4.0 K temperature difference across the cooling device, and swapping in an external 130°C heat source still yielded a 2.2 K span, showing waste heat alone can power the cycle.

Whoop Launches Titanium Meridian Band, Raising Price of Its Fitness Tracker

Whoop introduced a new accessory called the Meridian band, a titanium Milanese mesh strap designed to disguise its fitness sensors as jewelry. The band adds to the cost of an already premium wearable, appealing to users who want a more discreet, stylish way to keep the tracker on at all times.