This digest compiles the latest from Wired.
Today’s Wired Roundup
15 Best Electrolyte Powders (2026): Tasty and Effective
4 Jan 2026, 12:31 pm by Louryn Strampe
Get those lost minerals back with the help of our top picks.
A New Bridge Links the Strange Math of Infinity to Computer Science
4 Jan 2026, 12:00 pm by Joseph Howlett
Descriptive set theorists study the niche mathematics of infinity. Now, they’ve shown that their problems can be rewritten in the concrete language of algorithms.
Protein Bars: Gluten-Free, Whole Foods, Fiber (2026)
4 Jan 2026, 11:30 am by Boutayna Chokrane
What to prioritize, what to skip, when to enjoy—plus, we’ve selected WIRED’s favorite bars worth trying.
You’ve Got a Public Reddit Profile. Here’s How to Curate It
4 Jan 2026, 11:00 am by David Nield
Make your profile page look good—and make sure you’re not sharing more than you want to.
8 WhatsApp Features to Boost Your Security and Privacy
4 Jan 2026, 11:00 am by Kate O’Flaherty
Meta’s end-to-end encrypted messaging app is used by billions of people. Here’s how to make sure you’re one of the most locked-down ones out there.
Womanizer Coupons: Save 15% in December
4 Jan 2026, 7:22 am by Amanda Chatel
Enjoy discounts on Duo Premium and more sex toys with our Womanizer coupon codes.
AirDoctor Coupon Codes: 40% Off | January 2026
4 Jan 2026, 7:14 am by Molly Higgins
Save up to $400 on top air purifiers and filters with verified AirDoctor promo codes and special offers for January 2026.
Western Digital Promo Code: 10% Off
4 Jan 2026, 7:13 am by Molly Higgins
Get 10% off your first order at Western Digital when you register your email.
Hydrow Discount Code: Save Up to $150 | January 2026
4 Jan 2026, 6:50 am by Chris Haslam
Save on rowers and accessories with Hydrow coupons, including an exclusive discount of $50.
Hulu Promo Codes & Discounts: 20% Off January
4 Jan 2026, 6:18 am by Molly Higgins
Students can get a Hulu plan for $1.99 per month. Get more details on this and other great deals below.
eBay Coupon Codes and Deals: Up to 60% Off Select Items
4 Jan 2026, 6:12 am by Molly Higgins
Save up to 60% on a selection of items at eBay, including electronics, home products, card games, and more.
Bose Promo Code: 40% Off Bose for January 2026
4 Jan 2026, 6:00 am by Parker Hall
Enjoy at least 40% off headphones, speakers, soundbars, and other audio products from Bose.
20% Off Sephora Promo Code | January 2026
4 Jan 2026, 6:00 am by Louryn Strampe
Earn more points on skincare purchases when you use our Sephora coupon.
End of today’s Wired roundup.
