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NordVPN vs. Surfshark: See How These Sister Services Stack Up

James Martin/CNET NordVPN and Surfshark are two of the best virtual private network providers on the market, and while they share some similarities -- including the same parent company -- each packs unique offerings. NordVPN is our pick for the fastest VPN, based on our hands-on testing, while Surfshark earns our vote for the best value VPN. Both VPNs deliver fast speeds, user-friendly apps, handy privacy features and excellent streaming service content unblocking. Overall, I’d recommend Surfs

4 Things You Should Never Cook in a Nonstick Pan, According to an Expert

Nonstick cookware has its place in the kitchen, but its limitations should keep it from being your everyday pan. Nonstick cookware can tank a recipe when misused, leaving meat and vegetables without a proper sear. Some foods can damage the surface of your nonstick skillet, leading to a shorter lifespan or the release of nonstick materials into your food. As much as we love the easy cleanup, most foods fare better in a stainless-steel, carbon-steel, or cast-iron skillet. I turned to an expert fo

4 Things You Should Never Cook in a Nonstick Skillet, According to an Expert

Nonstick cookware has its place in the kitchen, but its limitations should keep it from being your everyday pan. When used in the wrong situations, nonstick cookware can tank a recipe, leaving meat and vegetables without a proper sear. Some foods can damage the surface of your nonstick skillet, leading to a shorter lifespan or the release of nonstick materials into your food. As much as we love the easy cleanup, most foods fare better in a stainless-steel, carbon-steel, or cast-iron skillet. I

Calif. construction worker unofficially broke a fabled world record

It was a muggy July day in Santa Cruz and life could not have been more mundane for Alessandro “Alo” Slebir. The 24-year-old was pounding wooden concrete forms into a missing section of sidewalk. Cars raced by on a suburban highway as a neighbor walked over, looked at Slebir and asked, “Should I move my car?” “Hey, no worries, you’re fine! You’re not in the way,” Slebir said, in his characteristically friendly demeanor before returning to his hammer. You wouldn’t know it from the work boots or

An Annual Blast of Pacific Cold Water Did Not Occur, Alarming Scientists

Each year between January and April, a blob of cold water rises from the depths of the Gulf of Panama to the surface, playing an essential role in supporting marine life in the region. But this year, it never arrived. “It came as a surprise,” said Ralf Schiebel, a paleoceanographer at the Max Planck Institute for Chemistry who studies the region. “We’ve never seen something like this before.” The blob is as much as 10 degrees Celsius colder than the surface water. In Fahrenheit terms, the wate

How Do You Sell People on VPNs? Just Say 'VPN' Over and Over and Over Again, Apparently

A tech company's text-heavy mural in London's trendy Shoreditch area, known for its street art, used the word "VPN" 24 times without actually explaining what a virtual private network is or does. Which was kinda the point. The eye-catching artwork was the creation of VPN provider Surfshark and graffiti art company KingMurals, which collaborated on a PR stunt. VPNs, or virtual private networks, create an encrypted tunnel that lets you engage in online activity without exposing your IP address,

The best VPN deals: Get up to 87 percent off ExpressVPN, ProtonVPN, Surfshark and others

You can save a lot of money with a virtual private network (VPN), whether you're changing virtual locations to get more content out of one streaming service or searching around the world for discounts in online stores. That said, while it's worth investing some cash in a VPN, you never want to pay too much when the goal is to save money. VPN providers frequently sharp massive discounts to anyone willing to sign up for one or two years at a time. This is a win-in — they boost their subscriber nu

Liquid Glass in the Browser: Refraction with CSS and SVG

Liquid Glass in the Browser: Refraction with CSS and SVG Apple introduced the Liquid Glass effect during WWDC 2025 in June—a stunning UI effect that makes interface elements appear to be made of curved, refractive glass. This article is a hands‑on exploration of how to recreate a similar effect on the web using CSS, SVG displacement maps, and physics-based refraction calculations. Instead of chasing pixel‑perfect parity, we’ll approximate Liquid Glass, recreating the core refraction and a spec

A robot walks on water thanks to evolution's solution

Robots can serve pizza, crawl over alien planets, swim like octopuses and jellyfish, cosplay as humans, and even perform surgery. But can they walk on water? Rhagobot isn’t exactly the first thing that comes to mind at the mention of a robot. Inspired by Rhagovelia water striders, semiaquatic insects also known as ripple bugs, these tiny bots can glide across rushing streams because of the robotization of an evolutionary adaptation. Rhagovelia (as opposed to other species of water striders) ha

Experimental Hook-and-Loop Attachment System for Walls and Floors

This ReCon Project, developed at Austria's Graz University of Technology (TU Graz), proposes a hook-and-loop fastening system for wall surfaces. While a true hook-and-loop arrangement (like that used in Velcro) isn't possible with rigid surfaces, the research team came up with a close approximation. Protrusions were cast into concrete, and a flexible sheet material was 3D printed with corresponding protrusions on one face, allowing the sheet to be non-permanently adhered to the concrete. "Such

Canada’s First Moon Mission to Fly Aboard Firefly Spacecraft

Canada’s first-ever Moon rover is going to hitch a ride aboard private space company’s Firefly Aerospace’s fourth Blue Ghost mission to our celestial satellite. The news comes after NASA awarded Firefly $176.7 million to deliver two rovers and three scientific instruments to the lunar surface. The Texas-based company pulled-off its first Moon landing on March 2, delivering payloads for NASA as part of the agency’s Commercial Lunar Payload Services initiative (CLPS). Firefly is set to launch its

The best VPN deals: Get up to 77 percent off ExpressVPN, ProtonVPN, Surfshark and others

A virtual private network (VPN) can save you a lot of money if you use it right. By changing your virtual location, you can use one streaming service to see shows that might be scattered between three or four in your home country. You can also trawl the world for discounts that only show up in a few select regions. And of course, you can't put a price on the joy of taking back your online business from intrusive ads and trackers. VPN providers are all competing to boost their subscriber counts,

A robot walks on water thanks to evolution’s solution

Robots can serve pizza, crawl over alien planets, swim like octopuses and jellyfish, cosplay as humans, and even perform surgery. But can they walk on water? Rhagobot isn’t exactly the first thing that comes to mind at the mention of a robot. Inspired by Rhagovelia water striders, semiaquatic insects also known as ripple bugs, these tiny bots can glide across rushing streams because of the robotization of an evolutionary adaptation. Rhagovelia (as opposed to other species of water striders) ha

Physically based rendering from first principles

Physically based rendering from first principles In this interactive article, we will explore the physical phenomena that create light and the fundamental laws governing its interaction with matter. We will learn how our human eyes capture light and how our brains interpret it as visual information. We will then model approximations of these physical interactions and learn how to create physically realistic renderings of various materials. Chapter 1: What is light? We are all familiar with li

Robotic bug literally walks on water

Robots can serve pizza, crawl over alien planets, swim like octopuses and jellyfish, cosplay as humans, and even perform surgery. But can they walk on water? Rhagobot isn’t exactly the first thing that comes to mind at the mention of a robot. Inspired by Rhagovelia water striders, semiaquatic insects also known as ripple bugs, these tiny bots can glide across rushing streams because of the robotization of an evolutionary adaptation. Rhagovelia (as opposed to other species of water striders) ha

The best VPN deals: Get up to 77 percent off NordVPN, ProtonVPN, Surfshark and others

A virtual private network (VPN) can save you a lot of money if you use it right. By changing your virtual location, you can use one streaming service to see shows that might be scattered between three or four in your home country. You can also trawl the world for discounts that only show up in a few select regions. And of course, you can't put a price on the joy of taking back your online business from intrusive ads and trackers. VPN providers are all competing to boost their subscriber counts,

Creating 3D Worlds with HTML and CSS (2013)

Last year I created a demo showing how CSS 3D transforms could be used to create 3D environments. The demo was a technical showcase of what could be achieved with CSS at the time but I wanted to see how far I could push things, so over the past few months I’ve been working on a new version with more complex models, realistic lighting, shadows and collision detection. This post documents how I did it and the techniques I used. View the demo Creating 3D objects The geometry of a 3D object is st

Fallout S2 teaser brings us to New Vegas

Prime Video has dropped an extended teaser for the much-anticipated second season of Fallout, widely considered to be among the best TV adaptations of a gaming franchise. In our 2024 year-end roundup, Ars senior editor Samuel Axon wrote that the first season gave us "a specific cocktail of tongue-in-cheek humor, sci-fi campiness, strong themes, great characters, and visceral violence [that] came together into a fantastic show." The second season looks like it will bring us more of the same, alon

These Chunks of Ice Move All By Themselves, Thanks to a Cool Engineering Trick

It looks like something straight out of a Ouija board horror movie, but frosty—researchers have figured out how to make ice move by itself. A video capturing the creepy dynamic features an ice disk melting on a metal surface etched with an asymmetrical herringbone pattern. The ice and its small puddle slowly start to move sideways before suddenly picking up speed and slingshotting across the metal plate. The researchers suggest that this sort of independent movement could one day generate power

Ice discs slingshot across a metal surface all on their own

Scientists have figured out how to make frozen discs of ice self-propel across a patterned metal surface, according to a new paper published in the journal ACS Applied Materials and Interfaces. It's the latest breakthrough to come out of the Virginia Tech lab of mechanical engineer Jonathan Boreyko. A few years ago, Boreyko's lab experimentally demonstrated a three-phase Leidenfrost effect in water vapor, liquid water, and ice. The Leidenfrost effect is what happens when you dash a few drops of

Mesmerizing Hypnoloid, a Kinetic Desktop Sculpture

This Hypnoloid object is sort of the opposite of a spinning top. Whereas a top contacts the surface it's balancing on only at its point, the Hypnoloid contacts the surface with every square millimeter of its surface area. The shape is called an oloid, and it's a bit difficult to understand. The 20th-century German sculptor, inventor and mathematician Paul Schatz, who discovered it, describes it thusly: "If the distance of two centers of disk is equal to the radius, then the convex hull produce

Windsurf Gets Margin Called

the $82 million ARR product nobody wanted imagine you relaunch your company twice, and manage to become one of the fastest-growing saas companies in history — literally record-breaking. go from zero to $82m arr in eight months. get enterprise customers like nvidia and palantir. go on every single vc podcast to tell people about it. then give it all away for almost free. in 72 hours. over a weekend. that's exactly what the windsurf founders did last week. everyone's so busy talking about the t

Scientists Think They Have Found a Brand-New Mineral on Mars

Scientists have a fairly good idea of what Mars’ surface looks like. But exactly what that surface is made up of is more of a mystery. Now, scientists believe they have discovered an entirely new mineral on Mars from an unusual layer of iron sulfate with a distinct spectral signature. In a Nature Communications paper published on August 5, astrobiologists led by Janice Bishop at the SETI Institute describe the discovery of an unusual ferric hydroxysulfate compound around Valles Marineris, a vas

How to Season a Griddle and Keep It From Rusting

OK, so you've got a backyard griddle. Congratulations, it's a little like joining a cult—albeit one whose shrine is smashburgers, tacos, and pancakes. (Check out WIRED's guide to the best griddles here.) Each outdoor griddle lover has their own conversion story, one they can't stop telling friends and strangers about. But especially, the griddle has its own distinct set of rituals—a cycle of seasoning and cleaning and maintenance it's possible to love, but also maybe fear. On Reddit or Facebook

Three weeks after acquiring Windsurf, Cognition offers staff the exit door

Cognition, the AI coding startup that acquired rival company Windsurf three weeks ago, laid off 30 employees last week and is offering buyouts to the roughly 200 remaining employees on the team, reports The Information. This is the latest bout of whiplash that Windsurf employees have faced after a tumultuous stretch for the company. The startup was initially almost acquired by OpenAI, then lost its CEO, co-founder, and research leads to Google in a $2.4 billion deal known as a reverse-acquihire

Dental Floss Could Deliver Next-Gen Vaccines, No Needles Required

Flu shot season is around the corner, and while injections remain the most common form of vaccination, scientists are working hard to find other ways to deliver inoculations that don’t involve shoving a needle into your flesh. And in a new study, researchers think they might have found another novel approach: dental floss. In the new work, a team of scientists based in the U.S. demonstrated how this might work on lab mice, finding that vaccine delivery via dental floss was more effective at sti

Microsoft’s unreleased Surface Duo foldable with Windows is on sale, but good luck trying to buy it

David Imel / Android Authority TL;DR An unreleased prototype of Microsoft’s dual-screen foldable phone, Surface Duo, was recently found listed online for sale. While Surface Duo ran on Android, the leaked prototype runs an unreleased version of the Windows Phone interface. Microsoft envisoned this as an intermediate between a regular phone and a Windows PC, but never realized due to the decline in Windows Phone’s popularity. Microsoft persistently dabbled with mobile phones for almost the en

More details emerge on how Windsurf’s VCs and founders got paid from the Google deal

Weeks after the revelation that Google paid Windsurf $2.4 billion to license its technology, while simultaneously hiring away its CEO and top talent, the deal’s implications are still rattling some founders and startup employees across Silicon Valley. Google’s payment to the startup was effectively split in two equal parts, according to two people familiar with the deal. Investors’ portion was $1.2 billion. The other half was in the form of compensation packages for approximately 40 Windsurf e

Microsoft Needs to Make Affordable 5G Surface Laptops a Reality

Microsoft didn’t launch its 2025 lineup of Surface devices with a 5G option. Instead, it waited a few months for interest to die down enough to release its business-end version with a starting price nearly twice that of the one built for the average joe. It shows that if users want a laptop that can connect to the internet without relying on spotty public or Starbucks Wi-Fi, they need to pay through the nose. Hopefully Microsoft’s new tech will get cheaper later, though only if laptop makers rec

Surfshark VPN review: A fast VPN for casual users

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . Surfshark pushes the envelope with its Nexus and Everlink features, but its fundamentals are solid too. Surfshark is one of the youngest major VPNs, but it's grown rapidly over the last seven years. Since 2018, it's expanded its network to 100 countries, added a suite of apps to its S