, Apple’s yearly developer conference where they reveal new platforms, technologies, and (most relevant here) design languages. During the presentation they released their newest iteration, dubbed Liquid Glass.

Welcome to Fundament, a weekly product design newsletter where we share actionable tips and insightful stories with the worldwide design community.

Transport Focus serves as the voice of passengers throughout the UK’s transport network, covering rail, bus, and tram services across England, Wales, and Scotland. As a government-funded watchdog, they deliver critical research, manage customer complaints, and advocate for better service across the national transportation infrastructure. If there’s a BBC news story on transport, you’re guaranteed the team at Transport Focus will have the data to support it.

I often nostalgically look back at products of the past — the colorful original iMac or the Palm Pilot — and wonder what it would be like if I could use them today. Of course, I can’t. They lack the connectivity, the power, and the software needed.

Create WCAG-compliant infographics with expert tips on alt text, contrast, and screen reader support. Make your visuals accessible to all.

AI is transforming the way we work — automating production, collapsing handoffs, and enabling non-designers to ship work that once required a full design team. Like it or not, we’re heading into a world where many design tasks will no longer need a designer.

Your first step is to define that job in a single sentence. This isn’t just a nice-to-have, it’s your design compass. It makes priorities obvious and tradeoffs easier to navigate.

What if you could design and build on the same canvas? Here’s how we created code layers to bring design and code together.

When you hear “whiteboard,” the first thing that probably comes to mind is a classic brainstorming session filled with sticky notes, doodles, and scattered ideas.

The Müller-Lyer illusion, pictured below, makes you think that, of two lines, one is longer than the other when in fact they are of the same length. It appears in virtually every introductory book on graphic de­sign and, of course, in books on per­ception and psy­cho­lo­gy. You might not have known it by name, but you must have seen it before: