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How To: Make a cheap lucid dream mask

Did you know you can stimulate yourself to have a lucid dream? Well, it may take a little bit of practice first, but this sleep mask can certainly help you have the most interesting and realistic dreams of your life (yes, kinda like "Inception.") Just check out this video to learn how to make a super cheap lucid dream mask out of two LED lights and a pair of goggles.

How To: Use the sandbox tools in SketchUp 6

SketchUp 5 and up has a Sandbox. But there are a few rules to know before you're allowed to play. In this episode of The SketchUp Show, Alex leads you in creating a landscape from scratch, and a second way to model terrain from existing contour lines using the sandbox tools. Landscapers will love learning to use the sandbox tools in this episode!

How To: Play a rock solo on the electric guitar

Want to play lead guitar in a rock band? Well first you have to learn techniques from the professionals. This guitar lesson from Siggi Mertens teaches you how to play a rock solo on the electric guitar. Once you get a hang of these popular guitar chords and tunes, you can start incorporating them into your own songs. With this lesson and a bit of practice you will be able to play and improvise a rock solo on the electric guitar. The next time you are with your friends you can impress them by ...

How To: Use a digital tuner to tune your guitar

Guitars will need to be tuned continuously to ensure that it is tuned for the correct scale and notes so your music makes sounds the way you intend. If you haven’t been playing forever, you will probably need the assistance of an electric tuner to find the note. This video will show you how to tune your guitar using a tuner.

How To: Find gold and sapphires

Do not discount the "pretty" rocks found along with gold. The sapphires you see are worth many times more than gold. Sapphire (& Ruby, (corundum), is like garnet, a relatively high specific gravity that will catch in a sluice readily. These gems act as gold, they will drop behind a boulder, in bedrock cracks, and set up in the stratiform layers of a bar on the inside bend of a stream. In a perfect (laboratory world) a river bar sets up from front to back: Gold, Platinum, Lead, Iron Ore (black...

How To: Use LED Flash Alerts on Your iPhone So You Never Miss Another Notification Again

Ringtones and text tones can be annoying, so my iPhone is almost always set to vibrate on silent mode. Unfortunately, that causes me to miss phone calls and text messages when the device isn't in my hands or pockets. While I hate missing alerts, I'm still reluctant to switch to ring mode — and that's where another iOS and iPadOS feature helps out.

How To: Prep for a Lucrative Project Management Career with These Courses

More and more tech-savvy leaders are flocking to the lucrative and exciting world of project management thanks to the high-pay, analytical environment, and nearly unparalleled flexibility. But this means that competition for the best positions in this dynamic field is fierce. If you want to stand out from the crowd, you're going to need to have more than a few base-level certifications on your résumé.

News: Natural Antibiotic from Cystic Fibrosis Patient Knocks Out TB

A promising new antibiotic has been discovered in, of all things, another bacteria. Burkholderia bacteria live in diverse habitats, including soil, plants, and humans where they thrive by knocking out other microbes that compete with them for resources or threaten their existence. Scientists have discovered they accomplish this by producing a very effective antibiotic.

News: Uber Fires Driverless Engineer at Center of Waymo Dispute

It wasn't too long ago that Uber threatened to fire star engineer Anthony Levandowski. Eleven days to be exact. If Levandowski didn't turn over the documentation he allegedly stole from Google's autonomous car division, Uber informed Levandowski that they would take "adverse employment action." Today, The New York Times reported the ride-sharing firm has delivered on that threat. In a memo sent to employees Tuesday morning, Uber announced Lewandowski's official departure from the company "eff...

News: Personal Computing Is Dead, Long Live Collaborative Computing

Those of us who are actively developing for the HoloLens, and for the other augmented and mixed reality devices and platforms that currently exist, are constantly looking for the next bit of news or press conference about the space. Our one hope is to find any information about the road ahead, to know that the hours we spend slaving away above our keyboards, with the weight of a head-mounted display on our neck, will lead to something as amazing as we picture it.

News: Downloads for Encrypted Messaging App Signal Have Almost Doubled Since Trump Took Office

Signal, the encrypted messaging app, has seen 1.4 million downloads in just the first quarter of 2017—roughly twice the downloads it received in the same period last year. Rani Molla at Recode attributes this to Donald Trump's inauguration, as the private messaging service saw a 40% increase in US downloads between Election Day and the end of the first quarter of 2017.