Replace Knock Sensor in Maxima

Smartphones are crazy awesome. You can do your banking, track your children, find directions, and even pretend to have a mustache. The only thing that these personal supercomputers are missing is physical interaction with the environment. I wanted to be able to call my house ...more

Microcontrollers are great. You can do anything from water your garden to catch wildlife trash diggers in the act—and on the cheap. I prefer to use the Arduino microcontroller because of the large and helpful community built around the website. Though it is my favorite, there ...more

Graffiti is a great way of getting your message out to the masses. The earliest known graffiti dates back to 30,000 years ago and used the traditional apply-paint-to-wall technique. Though our paint now comes in cans and not from scavenged berries, the actual graffiti process ...more

Uber's year is going from bad to worse, and they may be subject to a potential criminal probe in the ongoing Waymo legal battle. Judge William Alsup referred the case to the U.S. Attorney which means Travis Kalanick's company could be investigated for criminal wrongdoing, not ...more

Rumors about the 2022 iPhone series stirred well before the iPhone 13 models were even released. While Apple remains quiet on the next big iPhone, as it always does, we're seeing more and more leaks and reveals for the iPhone 14 series as we lead up to a likely fall release. ...more

Elon Musk has repeatedly said Tesla models in production today have the requisite hardware to offer "full self-driving" capabilities. But for features more advanced than Level 3, Tesla will, in fact, have to revamp Autopilot's hardware to handle the extra computing load. More ...more

Whether it's a short road trip or an 18-hour flight, our phones are now essential travel companions. No longer do we need a GPS unit, maps, cameras, camcorders, or even boarding passes. However, not all phones are created equal in this regard. Some are more suited for travelin ...more

In a bold move, Samsung has decided to forgo the Galaxy S11 moniker and jump straight to the S20. Perhaps it's marketing for the new 20:9 aspect ratio and 120 Hz display, or maybe it's just the fact that it's releasing in 2020. Besides the number, Samsung is borrowing from Ap ...more

The LG G7 ThinQ will likely be lambasted for its notch and awkward name, but one thing they seem to have gotten right is the new display. The G7 ThinQ will give many a first look at a new type of panel with lots of promise. While it was previously limited to TVs, from what we ...more

Clumsiness is the great equalizer when it comes to smartphones — it makes no distinction between the most expensive flagship handset and cheaper mid-range models. A hard drop onto pavement will usually result in a shattered screen, regardless of how pricey your device is. And ...more

Apple just announced its new iPhone 15, iPhone 15 Plus, iPhone 15 Pro, and iPhone 15 Pro Max models. This year, the 15 and 15 Plus models have a lot in common with the 15 Pro and 15 Pro Max, but there are still some pretty incredible features that the Pro lineup sports that th ...more

Google has a few hidden tools you might not have discovered yet, and they work in Google Search, in the Google app, and with Google Assistant — on both iPhone and Android phones. We all know smartphones do much more than make phone calls. They serve as cameras, GPS navigators ...more

When compared to last year's model, the Pixel 4a has upgrades that go beyond the spec sheet. But since it's one generation old, 2019's Pixel 3a can be had for one hell of a discount right now, and it's still got two full years of software updates coming its way. So which one r ...more

Once again, LG is mixing up its launch. Instead of the announcing the latest entry in G series later in the year, the LG G8 ThinQ was announced at Mobile World Congress 2019, shortly after Samsung's Galaxy S10 event. And instead of trying to match what other OEMs are doing, LG ...more

Rooting. As an Android user, I'm sure you've heard the word once or twice. According to Kaspersky, 7.6% of all Android users root — but for the 92.4% who don't, we wanted to talk to you. Rooting allows you to remove barriers and open Android to a level of unprecedented contro ...more

One major component of Level 4 and Level 5 driverless cars is in very short supply. Venture capitalists and engineers from around the world are racing to fill the LiDAR production, price, and performance void. Production of LiDAR sensors is seeing months-long production bottl ...more

Apple's iPhone lineup has always been at the forefront of technological innovation, captivating the world with each new iteration. As we eagerly anticipate the iPhone 15 series release, rumors, leaks, and speculations about the highly anticipated 2023 models are at full steam. ...more

A surefire way to delight this holiday season is with the latest tech. Gadgets today aren't cheap, but we've got you covered with some useful gear that's perfect for practically everyone — at a price that won't break the bank. If you need a last-minute present, check out the b ...more

The top five apps of the 2010s were all social media apps of some kind, and the fact that's not surprising to you says a lot. We may use them for other reasons here and there, but our phones are social media machines at their cores. The thing is, some make better machines than ...more

It's always a big deal when the company that makes Android releases a new phone. Google's Pixel series has made a name for itself in three short years behind its camera prowess, but now it's time to start competing with the major players. That said, Google should like how thei ...more

So the new iPhones have arrived. Like last year, Apple released three iPhones in three different sizes that vary in price and specs. There's the base model iPhone 11, and then there are the real deal, premium models, the iPhone 11 Pro and Pro Max. The iPhone 11 Pro and 11 Pro ...more

After years of rumors and waiting, Samsung's first foldable smartphone is finally a reality. The phone itself is a bit wild, but with Samsung going so far out of their comfort zone with this one, there were some bumps in the road that caused a delayed release. The launch has b ...more

A relay is an electrical component that works like a light switch, where it's turned on or off with an electrical signal. By connecting a relay to a Wi-Fi connected microcontroller like an ESP8266, you can build a connected switch that can be controlled from the web browser of ...more

In the battle for best stock Android flagships, there are really only two choices: Google Pixel phones and OnePlus phones. Although the latter isn't true stock Android, it is impressively close and usually paired with more impressive hardware than the Pixel lineup. The latest ...more

Ever since the announcement of the Razer Phone, a wave of gaming smartphones started to hit the market. With ASUS being such a big name in gaming, it made sense for them to throw their hat in the ring. The result is the ROG Phone. And with this first try, ASUS has topped the r ...more

Three new iPhones means you have to make a choice: Do you go with the smaller iPhone XS, the larger iPhone XS Max, or the cheaper iPhone XR? There's lots to like about each model, but if you want to make an informed decision, it's time to learn what each has to offer. Here's w ...more

While iOS 11.3 doesn't have as many new features as iOS 11.2, there's still a lot to love about Apple's latest update for iPad, iPhone, and iPod touch, even if some of the best features we were expecting didn't make the cut. Apple released the iOS 11.3 beta on Jan. 24, and ju ...more

For many, phones are starting to replace televisions as the primary device for watching videos. Thanks to their portability and easy to use apps, it's often simpler to watch Netflix, Hulu, YouTube, or Prime Instant Video on the smaller screen. But not every phone is suited to ...more

With smartphone cameras and software getting better and better every year, more and more users are getting passionate about photography. So when you're shopping for a gift to get someone, if they have a smartphone, chances are they'll more than appreciate some tools and access ...more

Privacy and security go hand in hand, especially for smartphones. When it comes to privacy, you decide what personal information about yourself is out there to discover. Security, on the other hand, is all about enforcing those privacy decisions. Sometimes privacy and securit ...more

While photography usually gets all the love, our phones have gotten really good at capturing video. Think about it — when was the last time you needed a camcorder for a vacation? With mobile cameras getting better each year, we're now at a point where smartphones can be used f ...more

Apple has four iPhone models for the remaining months of 2020, but the most impressive ones are the iPhone 12 Pro and iPhone 12 Pro Max. While the iPhone 12 and iPhone 12 mini are great smartphones, the "Pro" models offer more advanced features, especially for photographers an ...more