I had the awesome opportunity to step into Arc Attack’s Faraday cage at Maker Faire 2010 last year and see what it’s like to sit in the middle of two Tesla Coils running wild. It was, in a word, AWESOME! They’ll be back this year, and anyone who’s attending should see if they can get in too. It’s not to be missed!
Go Ahead and Get Your Kid That 3D Printer
Kids love 3D printers almost as much as K-Pop Demon Hunters. Just give in and get one.
Martin Cizmar
Break the Nimble SharePower in Half to Charge Two Phones
Nimble’s thoughtfully designed SharePower is a modular power bank you can share with a friend.
Simon Hill
An Explosion Knocked Out Anduril’s Rocket Motor Test Site in Mississippi
The incident could disrupt a key part of the defense company’s rocket motor business, which designs and tests prototype motors for military customers.
Paresh Dave
Even the Internet’s Favorite Pool Guy Doesn’t Know How to Fix the Reflecting Pool
Algae blooms, peeling paint, and a host of fixes from hydrogen peroxide to nanobubblers have made it hard to diagnose what’s wrong with the Reflecting Pool—let alone how to clean up the mess.
Molly Taft
What if the Universe Isn’t as Uniform as Scientists Think?
A study based on 47 million galaxies found that the cosmic web retains patterns on enormous scales, which could force a reevaluation of a pillar of cosmology.
Jorge Garay
The Best External Hard Drives to Back Up Everything You Have
Need an ultrafast drive for video editing or a rugged option to back up your photos in the field? We’ve got a solution for every situation.
Scott Gilbertson
Drive Slower, Save Money on Gas. Thanks, Physics!
Planning a Fourth of July getaway? Use less gas—and cut your emissions—by easing up on the pedal.
Rhett Allain
Top Acer Promo Codes: 40% Off
From 40% off accessory bundles to verified student and military discounts, here's how to save on Predator, Nitro, and Swift laptops and monitors at Acer.com.
Luke Larsen
The Best NAS Devices to Back Up Your Life
Network-attached storage (NAS) provides accessible shared space on your home network. After testing, these are my favorite NAS devices.
Simon Hill
Get Some of the Best Lego Sets and Toys for Less This Prime Day
I love building Lego sets, so here are my picks of the best Prime Day Lego deals. There are some great toy discounts, too.
Simon Hill
Claude Helped a Hacker Find a Way to Issue Tickets to Almost Every US Music Festival
A researcher found that using Anthropic’s Claude Opus 4.7, he could break into the website of Front Gate—used by every festival from Lollapalooza to Bonnaroo—and freely issue any ticket he chose.
Andy Greenberg
Paramount Refused to Air an Ad Criticizing Its Merger With Warner Bros.
The commercial was submitted by the Freedom of the Press Foundation to run during Donald Trump’s UFC event. It criticized the $111 billion merger as a threat to the First Amendment.
Miles Klee