Equation: The Law of Rainbows
Wired decodes Snell's Law, which explains how light refracts as its speed changes, and what creates a rainbow.
Illustration: Mark Weaver
Topics19.09
Bill Atkinson, Macintosh Pioneer and Inventor of Hypercard, Dies at 74
Atkinson’s gleeful brilliance helped people draw on computer screens and access information via links.
Steven Levy
24 Best Deals on Father's Day Gifts
Get Dad a WIRED-approved weather station, pair of headphones, or treadmill for less.
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The Best Backpacking Tents for Getting Away From It All
The right shelter makes all the difference in the backcountry. Here are the best tents we’ve tested and love.
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Tech Up Your Sourdough With These Upper-Crust Baking Gadgets
Sourdough bread is one of the most wonderful things you can make with your hands, but it can be fussy and hard to perfect. Now technology takes out most of the pesky guesswork.
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Which Samsung Galaxy Phone Should You Buy?
From flagship and budget to flipping and folding, Samsung’s Galaxy range spans the breadth of the smartphone cosmos. WIRED’s here to help you make your choice.
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The Best Weighted Blankets
If you’re looking for the sensation of a hug, these weighted blankets—plus weighted robes, eye masks, and more—will snuggle you back.
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Everything You Need to Know About MicroSD Express
What is the latest MicroSD iteration, and why does your Nintendo Switch need it?
Brad Bourque
The 46 Best Movies on Netflix Right Now
Lost in Starlight, Kill Boksoon, and The Old Guard are just a few of the movies you should watch on Netflix this month.
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Uber Just Reinvented the Bus … Again
Beyond the jokes about its new shuttle service are serious questions about what it will mean for struggling transit systems, air quality, and congestion.
Sophie Hurwitz
The 46 Best Shows on Netflix Right Now
Dept. Q, Sirens, and Black Mirror are just a few of the shows you need to watch on Netflix this month.
Matt Kamen
The Mystery of iPhone Crashes That Apple Denies Are Linked to Chinese Hacking
Plus: A 22-year-old former intern gets put in charge of a key anti-terrorism program, threat intelligence firms finally wrangle their confusing names for hacker groups, and more.
Dhruv Mehrotra
Samsung Teases Z Fold Ultra, Bing Gets AI Video, and Nothing Sets A Date—Your Gear News of the Week
Plus: Ruark has new speakers, Photoshop comes to Android and summer's finest music player gets updated.
Julian Chokkattu