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News: Replacement Joints with Antibiotics on Board Mean Lower Chance of Infection & Fewer Surgeries

For about a million Americans each year, a joint replacement brings relief from pain and restored mobility. But, 5–10% of those people have to endure another surgery within seven years, and most of those are due to an infection in their new joint. If doctors could treat infections more effectively, patients could avoid a second surgery, more pain, and another rehabilitation.

News: How Gut Bacteria Could Set Off the Immune System in Rheumatoid Arthritis

As if the swollen, painful joints of rheumatoid arthritis weren't enough, the disease is the result of our immune system turning against cells of our own body. Ever since this realization, scientists have worked to find the trigger that sets the immune system off. Scientists believe that gut bacteria may have a role in initiating the abnormal immune response. Now, a team of researchers from Boston has figured out how that might occur.

Apple AR: You'll Never Have Trouble with Hard-to-Locate Groceries Again

We've all been there. Lost in the supermarket for what feels like hours trying to figure out where the hell the macaroni and cheese is and why it isn't with the rest of the pasta items. The labels at the top of the aisles aren't always helpful or accurate, and items often get misplaced or lost in the masses of food on each shelf. Thankfully, the augmented reality gods have answered our prayers as a new demo shows the future of finding the items you need using Apple's ARKit.

News: HomePod Firmware Leaks iPhone 8 Design

Who knew the HomePod would stir up so much excitement? Apple's soon-to-be home speaker is an intriguing product, if not a "must-have." I know I'm excited to compare it to the other big-name Bluetooth speakers out there to see if Apple is putting their money where their mouth is. But there's more important news to discuss — the HomePod's firmware has revealed some pretty big secrets about Apple's highly anticipated phone, most notably its bezel-less design, and facial recognition technology.

News: Augmented Reality App Lets You See the Tesla Model 3 Before It Ships

Buyers can't wait for their Tesla Model 3 to be delivered. But with no clear arrival date in sight, buyers are starting to get a little antsy waiting to see what the Tesla Model 3 will look like up close. Luckily, Tesla accessories seller EVANNEX partnered with technology firm Kinetic Vision to try and satisfy buyers for a while by creating an app that lets you view an augmented reality Tesla Model 3 that's nearly life sized.

News: HIV Prevention Ring Passes Safety Testing Clinical Trial

Young girls, especially those who live in areas where HIV is epidemic, like sub-Saharan Africa, are particularly vulnerable to becoming infected with HIV. A vaginal ring containing the antiviral agent dapivirine has been shown to decrease the chance of developing HIV-1 in adult women over 21 and now in the first step for use in adolescents, the ring has been shown to be safe and well-tolerated in that younger age group.

News: How Parental Choice Not to Vaccinate Kids Starts and Spreads Pertussis Outbreaks

It's not always easy to get to the root of an infection outbreak. Epidemiologists study infected people, contacts, and carefully examine where the infections happened and when. In the case of a 2012 outbreak of pertussis — whooping cough — in Oregon, scientists just published an analysis of how vaccination status affected when a child became infected during the outbreak.

News: Netflix Introduces 'Choose Your Own Adventure' Television — We're Just Waiting for Interactive House of Cards

Have you ever been on a Netflix binge and thought to yourself "man, these characters are so dumb. Why would you go back to the haunted house, Jenny? You know what's in there, and now you're going to die. This whole situation was so easily avoidable, JENNY." If you've ever thought you'd make better decisions than the characters in your favorite TV shows, Netflix has your back.

Tip: Quickly Switch Between Front & Rear Cameras on Your Galaxy S8

It's never fun to fidget around with your phone's camera while you're out and about, especially when it comes to transitioning between its front- and rear-facing cameras. Thankfully, Galaxy S8 users can scratch this one off their list of inconveniences, as Samsung has built in some nifty features that let you switch from the main shooter to the selfie cam without having to look at the screen or tap on the camera switch icon.