On December 12, U.N. Secretary General António Guterres urged world leaders at the Climate Ambition Summit to declare a state of climate emergency in hopes of getting key countries to adopt more comprehensive strategies. He cited the increase in carbon dioxide-intensive sectors by G20 countries in stimulus packages adopted to recover from the coronavirus pandemic. In step with scientific research, Guterres recommends prominent governments commit to efforts to counteract climate change including social reforms....

You’ve probably heard most of the terms before, but do you know what they mean? How many gigabytes are in a terabyte? What does one terabyte actually mean in the real world? These are all things you need to know before you buy a hard drive or memory card, choose a tablet based on the memory it has, etc. Fortunately, as confusing as it all might seem at first glance, all of these units of measurement are easily convertible from one to another and are simple concepts to grasp thanks to the examples we’ve provided below....

From simple hardware additions to Windows configurations to routine maintenance, there are some measures you can try to optimize your current setup. Here’s how to get the most out of your PC while spending the least. Check out this guide to checking your PC’s RAM compatibility to see what type you need. Then head over to our buyer’s guides to desktop RAM or laptop RAM for guidance on how much you need....

All of the same rules for buying a PC apply here, a solid CPU and a good amount of RAM are a must for multi-tasking. and If you plan to do any gaming, you’ll want a good GPU as well. Form factor is also something to pay attention to, if real estate is at a premium you may want to invest in an AIO. If you’re buying one of these workstations for a newly established home office, make sure to add our guide to home office layout ideas to your reading list before taking a look at our picks for the best $400 to $1000 desktops....

These apps offer free international calls to at least one, if not many, countries. Most of them also have chat features so you can stay in touch with quick messages in between calls and share photos and videos. Here are our five favorite apps to make international calls. In 2016, WhatsApp added end-to-end encryption that applies to all messages and calls using the app. However, if you’re chatting with someone who has an older version, none of your communications are encrypted....

If you have a high-end TV or projector and a luxury surround sound system to go with your TV, you’ll want an A/V receiver that can optimize the performance of your equipment. If you go for a budget receiver, it might not be able to handle the needs of your expensive equipment. When investing in a new receiver, speaker wattage, configuration, and output standards will be what determines your model choice....

We compiled a list of the best iOS emulators for Windows. Check these out and see which ones might work for your needs. A free trial plan limits you to one concurrent session and 100 minutes of app streaming per month. Paid subscriptions range from $40 per month up to $2,000 for large-scale requirements. At a minimum, you need a Windows machine with the latest version of Visual Studio and a network-connected Mac with Xamarin....

Download For: Download For: Download For: Download For: Download For: Download For: Write the specific details of your items on paper or in a note app before you put anything online, anywhere. This can help you highlight your item’s special, unique features.Decide ahead of time how you want buyers to pay for their items and how you want to make the exchange. You might leave an item in a package on the buyer’s porch, meet the buyer at a public place, or ship the item....

There aren’t as many Bluetooth helmets available as there are other audio products, but our experts took a hard look at what was out there to find the best options available. Read on to see our top picks. The device comes with a built-in Bluetooth intercom system that allows you to talk to someone up to 500 meters away while you’re driving, so it should have enough range to reach between vehicles during road trips....

Due to the size and weight of most combined units, you can use them in various settings. A TV/DVD player can be used as a handy second screen for your bedroom, an office computer monitor, or entertainment in your college dorm room. No matter the purpose, one of these panels is a cost-effective way to keep your movie collection relevant. Speaking of relevance, you’ll be glad to know TV/DVD player combo manufacturers are staying relevant with technology....

Unlike Wi-Fi extenders, which simply boost the range of your wireless network, Powerline network adapters extend your wired network by running signals through the electrical wiring that’s already in your walls. The best Powerline network adapters can give you network access in areas that your Wi-Fi can’t hope to reach, and you can even pair them with a Wi-Fi access point to create a new bubble of wireless coverage on the other side of your home....

The only minor downside is you need an internet connection to at least get started but the service does also work offline with presentations syncing once you’re back online. Prezi isn’t as free as it seems though. To get the full wealth of features like advanced image editing, offline access, and narration, you’ll need to pay a subscription fee. Collaboration tools further sweeten the deal with annotation features meaning you can work together well as a team and fast....

Here are some of the best apps for GPS and navigation available. The app is also extremely customizable, allowing you to add your home/work address, change your car icon for others to see, and save your favorite places. Waze really makes driving an enjoyable experience. Download For: If you want an app that can be tailored to your needs, whether you want it to show you everything along your way or just the bare-bones directions, Mapquest is a great option....

Still, there are developers who build camera apps that work on Android devices. When you choose one of these apps as your main camera app, you don’t need to learn a different set of camera controls when you switch platforms. The following apps represent several of the best and most widely used camera and video apps available on both Android and iOS. Think of this as your cross-platform guide to camera apps....

Form factor is the most obvious difference between these devices but is far from your only concern. You’ll want to stay apprised of the streaming services or applications that are offered on a particular platform, as well as what formats are supported as not all streaming devices offer 4K or HDR yet. Our guide below will tell you who supports what, but if you’re new to the streaming game make sure to check out our guide to the best TV streaming apps and services too....

That said, having so many choices can make choosing one particular model something of a chore. But we’ve curated a list of some of the best HP printers currently available to help streamline the process. Just make sure to read our guide to multifunction printers if you’re looking to get the most out of your new printer. As an all-in-one, the 4155 allows you to easily print, copy, scan, or fax with minimal fuss....

The free (with in-app purchases) DailyRoads Voyager offers many important features in a simple interface: continuous video recording, timestamps and geotags on video/photos, screen brightness adjustment, a built-in file manager/browser, and more. The app also hosts a list of settings to fine-tune and customize the experience. Download For: The free (with in-app purchases) MileIQ uses your device’s system clock and GPS to automatically track and log each of your trips....

As good as Diablo was, however, Diablo II was even better, expanding on all that was great about the original. What about Diablo III? Well, it was OK, but it wasn’t Diablo. Maybe someday, Blizzard Entertainment will announce that it’s porting Diablo II to iOS, but until that happens, here are eight games that can soothe the longing. Bastion was originally released for Xbox 360 and Windows. The iOS port redesigned the game controls to work better with a touch screen, and the designers scored a home run in this department....

The Overcast app is free to download for iOS devices. Dashlane is free for iOS devices with in-app purchases. TripIt is free to download with in-app purchases for iOS devices. Bear free for iOS devices with in-app purchases. Day One is free to download but offers in-app purchases for iOS devices. Streaks can be purchased for $4.99 in the App Store for iOS devices. Google News is free to download and use on iOS devices....

Solitaire Zen allows players to play the classic card game in a virtual space that resembles a quiet European village. The actual card gameplay is as solid as other non-VR card game apps, and the environment’s sound and visuals are genuinely relaxing. The only real downside of Solitaire Zen is its requirement to create a new account with the developers, Naquatic, before participating in online leaderboards and earning achievements. However, the offline solo Solitaire experience is immediately available to play as soon as you open the app....