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How To: Draw an architectural sectional interior with a vanishing point

If you're interested in architectural drawing, or are in fact practicing to eventually become an architect, then this is a great tutorial for honing your draftsmanship.

How To: Understand deductive reasoning

In this video, Robert Ahdoot becomes "surfer dude" and shows us the ways of deductive reasoning, as relating to geometry. He begins with a simple example of a syllogism, taking two premises and using them to form a conclusion. This is called the Law of Syllogism. This concept is then used for geometric statements. If two angles are complementary, they sum to 90 degrees. If two angles sum to 90 degrees, then they are acute. By the law taught, it can be said that if two angles are complementary...

News: Neurable Releases Limited Beta SDK for Brain Control Interface

As promised earlier this year, Neurable has introduced limited beta of a Unity-compatible software developer's kit (SDK) for its brain control interface (BCI) for augmented and virtual reality.

How To: Clean Your Crystals?

Hello! Today I would like to share a few words about cleaning your crystals. It could be a whole collection or the first shiny object you have ever bought. Here are some hints,...

News: Vuforia Parent PTC Goes All-In on 3D Content Creation with $470 Million Acquisition of Onshape CAD Platform

There's a direct correlation between the proliferation of augmented reality apps and the demand for 3D content, and PTC just quantified that in dollars.

How To: Add, Rearrange, Edit & Delete Favorite Locations in Apple Maps in iOS 13

In iOS 13, Apple Maps makes it easier for you to organize essential places on your iPhone, allowing you to save locations as favorites that you can access at a glance.

How To: Keep Law Enforcement Out of Your iPhone (& Your Privacy Intact)

If you're ever faced with a situation of handing over your iPhone to law enforcement (or getting it taken forcibly), whether by the police, feds, or court system, there are things you can do to prevent them from getting access to all that potentially self-incriminating data. And it takes less than a second.

Hacking Elevators: How to Bypass Access Control Systems to Visit Locked Floors & Restricted Levels in Any Building

Many operators use elevators to control access to particular floors, whether it be the penthouse at a hotel or a server room in an office building. However, the law requires them all to have a fire service mode, which gives emergency access to restricted floors, and a hacker can use that to bypass security altogether.

News: Foreign Countries

International Pet Travel: Taking Your Pet Animal to a Foreign Country If you are taking a pet to another country (permanently or for a visit), contact that country's consulate or embassy for information about any requirements that you must meet. A list of consulates can be found at Foreign Consular Offices in the United States

HowTo: Flash Mob Like a Boss

Watch enough Glee and Buffy's Once More, With Feeling and it will never fail to instill the urge to do something stupid in public. And hey, what better way to do this than to drag others down with you? Welcome to the world of flash mobs, and in just a few simple steps you too could be arrested!