APPLE MIGHT REPLACE ALUMINUM WITH TITANIUM IN FUTURE IPHONES AGAIN, PER LEAK

Summary from the TLDR Design newsletter

Apple is reportedly researching a new and improved titanium alloy for future iPhones after switching the iPhone 17 Pro back to aluminum, largely because titanium caused thermal and weight challenges. According to leaker Instant Digital, Apple still sees titanium as a premium material and is exploring ways to improve its heat conductivity while keeping its durability and lighter feel, with possible future use in models like the iPhone Ultra and future Pro devices.