A rewrite of quantum mechanics that includes the force of gravity could finally achieve one of physicists’ biggest goals and reveal the ultimate fuzziness of time

With just a few weeks to go before WWDC 2026, here’s my wishlist for iPadOS in 2026! OS-level tabs This feature massively benefits screens with less real-estate to work with. It seems especially suited to iPad. It exists as a macOS feature, but I’ve pulled this out of the grab-bag because I’d like to see Apple go further than the current macOS implementation, by allowing tabs from multiple apps in the same window.

The story so far Last year, I developed and released Medlied from my iPad using Swift Playgrounds. I cut out the Mac from my workflow completely, enjoyed live on-device previews that update in seconds, and I even got the privilege of doing a talk on my experience using Swift Playgrounds at Leeds Mobile! Unfortunately, this setup still has some holes which I ran into with my next project. First, Swift Playgrounds support for iOS 18 has failed to materialise.

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Explore the ways Liquid Glass transforms the look and feel of your app. Discover how this stunning new material enhances toolbars,...