Is expensive water actually better for you?

PLUS: Transistors changed everything. Here's how they work

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SCIENCE Is Expensive Bottled Water Actually Better for You? By Megan Tomos Luxury water can contain different minerals and taste noticeably different. But a remote source, alkaline pH, and high price do not necessarily mean better hydration. READ MORE

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SCIENCE Transistors Changed Everything. Here’s How They Work By Rhett Allain How a tiny little electronic switch sparked the computer revolution. READ MORE

PHYSICS Squeeze More Juice Out of Your Dead Batteries—Using Physics By Rhett Allain How the joule thief circuit “steals” energy from seemingly depleted power cells. READ MORE

GEAR 7 Basic iPhone Tricks I Built With iOS 27’s Revamped Shortcuts App By Reece Rogers From halting my doomscrolls to automating air-quality checks, Apple’s streamlined Shortcuts app is my favorite iOS 27 feature. READ MORE

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CULTURE The 9 Best Movies to Stream This Month By Matt Kamen Avatar Aang, Heartstopper Forever, and Exit 8 are among the films deserving of your eyeballs this month. READ MORE

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