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How To: Most File Cleaners Are Trash — Here's Which Ones You Can Trust

Since the release of the T-Mobile G1, the Play Store has been flooded with apps that claim to improve performance by clearing cache and storage. These apps are typically useless, rarely providing more than a temporary fix which Android undoes immediately. As Android has continued to improve cache and storage management, such apps have become more trivial. However, there are few decent ones out there.

News: Scientists Discover How to Track Down HIV's Hiding Spots—A Potential Pathway to a Cure

Tremendous strides have been made in the treatment and outlook for patients infected with HIV, the human immunodeficiency virus. Treatment with a combination of antiretroviral drugs can keep patients with HIV alive for decades, without symptoms of the infection. The trouble is, if HIV-infected people stop taking their medications, the virus takes over in full force again—because the virus hides out quietly in cells of the immune system, kept in check, but not killed by the treatment.

How To: Hone Your BS Detector

Can you tell when your friends are serving up a bunch of BS, or are you constantly oblivious, unsure if they're spinning a valid story? With so many ways to lie and fake information floating around, it can be impossible to tell what's the truth from what's complete BS. Here's how to sort through what you hear and find the real truth.

How To: The Definitive Guide to Android Malware

Android enthusiasts have their own opinion as to whether you need antivirus software on an Android device. This debate will never end, provided that Android malware is in existence. This guide is not here to say, "Yes, you need antivirus," or "No, you don't." It's to give you all the facts, so that you can make a decision as to whether or not you need antivirus on your Nexus.

How To: Enumerate MySQL Databases with Metasploit

It's been said time and time again: reconnaissance is perhaps the most critical phase of an attack. It's especially important when preparing an attack against a database since one wrong move can destroy every last bit of data, which usually isn't the desired outcome. Metasploit contains a variety of modules that can be used to enumerate MySQL databases, making it easy to gather valuable information.

How To: Target Bluetooth Devices with Bettercap

An incredible amount of devices use Bluetooth or Bluetooth Low Energy to communicate. These devices rarely have their radios switched off, and in some cases, are deliberately used as trackers for lost items. While Bluetooth devices support MAC address randomization, many manufacturers do not use it, allowing us to use tools like Bettercap to scan for and track Bluetooth devices.

How To: Stop Your iPhone Photos from Broadcasting Your Location to Others

Every photo you take is brimming with metadata such as iPhone model, date and time, shooting modes, focal length, shutter speed, flash use, and geolocation information. Share these pictures with friends, family, or acquaintances via texts, emails, or another direct share method, and you unwittingly share your location data. Even sharing via apps and social media sites can compromise your privacy.

News: What the Irregular Heart Rhythm Notification Means on Your Apple Watch

Waking up your Apple Watch to see "your heart has shown signs of an irregular rhythm suggestive of atrial fibrillation" might come as a shock. While your watch can send you warnings if it detects a fast or low heart rate, those messages are pretty vague, while the abnormal arrhythmia alert can downright scary. So what should you do if you receive one of these AFib notifications?

Tasty Testing: Artisanal Cheese Reveals Microbial Secrets of Deliciousness

Whether your palate runs to domestic or imported, a piece of cheese can be a real treat for the senses. Its smell, taste, and texture are all parts of its appeal. A big part of what makes that savory wonderfulness comes from the microbes in and on the cheese. Thanks to a team of researchers dedicated to studying those microbes, we have a better understanding of their importance to cheese and us.

News: Watch Out Amateur Mushroom Hunters — Death Caps Are Nothing to Mess With

There is a reason the Amanita phalloides mushroom is called the "Death Cap." It can kill you. Mushrooms are a type of fungi, an organism that produces thread-like mycelia that often produce spores. Spores allow the fungi to reproduce. Molds, lichens, and yeast are all fungi, but the most visible fungi are mushrooms. Some fungi are delicious, but others can cause disease or, and still others, like Penicillium, can cure it.