Rafael Lemus

69 Flips | 11 Magazines | 8 Likes | 1 Follower | @RafaelLemus2015 | Keep up with Rafael Lemus on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Rafael Lemus”

Angel Investors Invest $27 Million In African Startups Listed On VC4Africa

VC4Africa is the largest online community of venture capitalists, angels and entrepreneurs dedicated to building businesses in Africa. The platform, which was founded in 2008, connects Africa’s most promising entrepreneurs with the resources (knowledge, network and capital) they need to realize …

Venture Capital

3 Reasons Why Solar Energy Is One of America’s Hottest Industries

Ethan Miller/Getty Images<p>The sun is finally shining on the solar industry. After years of being eclipsed by other renewable energy sources, solar has …

Solar Power

Simple Dual Axis Solar Tracker

Introduction: Simple Dual Axis Solar Tracker<p>About: I used to teach middle school science, but now I run my own online educational science website. I …

Arduino

Amazing Photo of Green Comet Lovejoy Captured by Dark Energy Camera

The world's most powerful digital camera caught an amazing glimpse of Comet Lovejoy when it passed in front of the sensitive field of view.<p>The …

Astronomy

What Are INDCs and Why Will You Be Talking About Them This Year?

You don't have to wait until the United Nations Climate Conference in December later this year to get a glimpse of that much anticipated climate deal.<p>The EU have just announced their Intended Nationally Determined Contributions (INDCs) this week.<p>The INDCs are essentially the building blocks for the …

National Bank of Abu Dhabi: Even at $10 per barrel, oil can't match solar on cost

Game-over<p>Some people might think that the recent drop in oil price is bad for the solar industry, that it'll slow down investment and reduce demand …

Truecaller's Widget Will Help You Identify Unknown Numbers

Truecaller’s live caller ID app for iOS devices has been updated to include a new interface as well as introducing the Truecaller Widget Search function.<p>With the new version you can identify missed calls and unknown numbers by swiping down in the widget directly on your homescreen. Adding …

With $3M In Funding, Airtable Makes Complex Databases Usable On Your Mobile Phone

A startup called Airtable wants to make data more accessible on mobile devices, by combining the ease-of-use of spreadsheets with the power of relational databases. It’s raised $3 million to pursue that goal and get its application more widely distributed.<p>Airtable was designed to take everything …

Databases

New Technology Will Triple Smartphone Battery Life

The brilliance, power and sheer innovative genius of your smartphone is always balanced by the terrorising and ever present ‘low battery’ sound. At every smartphone launch, every time I get my hands on a new handset, my childlike awe is immediately tempered by the crushing reality of how much power …

10 things in tech you need to know today

<b>1. YouTube isn't profitable.</b> Sources say that the site is struggling to attract visitors directly rather than through links.<p><b>2. Apple's iPad sales are dropping.</b> New data shows that Apple's share of the global tablet shipment market was down 20% last year.<p><b>3. Google has launched Android for Work.</b> It's …

Box Introduces Specialized Tools for Financial Services

Just two weeks after introducing new technology to bring the cloud to high-security organizations, Box is now making a greater push towards financial services customers.The company says it’s needed three specific enhancements to properly move into the space.<p>Firstly, the Enterprise Key Management …

Google Calendar for Android lets you link files to events

Want to make sure everyone at your next shindig has a copy of the itinerary? You'll probably want to snag the updated version of Google Calendar for Android, then. The refreshed app lets you associate Google Drive files with events -- you don't have to send that big presentation in a separate …

Citymaps Raises $6M As Its Mapping App Goes Global

Mapping startup Citymaps today announced a new $6 million funding round. The company’s app, which was previously available on iOS, also launched on Android, and it expanded its previously US-centric coverage to 80 million points of interest across the world.<p>So why would you need another mapping …

company's

This Amazing Beehive From Australia Harvests Its Own Honey

No more stings!<p>Harvesting beehive honey is generally a time-consuming, somewhat stinging process. Now it could be just a matter of turning a lever and watching the sweet stuff flow out.<p>The “Flow Hive”–developed by a father and son duo in Australia–represents real technological progress. The …

Airbnb Is Raising A Monster Round At A $20B Valuation

Airbnb — the platform that lets travellers book private spare rooms and entire homes as an alternative to traditional hotels — is doing some booking of its own. Airbnb is in the process of raising another round of funding that will value it at $20 billion, according to sources familiar with the …

Startups

Survey: 38% of small merchants may not be ready for switch to EMV credit cards

Now is a critical time for small merchants to pay attention to the fraud prevention landscape. The U.S. is moving to a technology standard called EMV that will improve the security of in-store card payments.<p>Unfortunately, many small merchants are uncertain about how to best approach EMV for their …

Tech Q&A: LinkedIn advice, gadget batteries, Do Not Call registries and more

<b>What no one tells you about LinkedIn</b><p><b>Q.</b> On your national radio show, you spoke of sharing too much information on Facebook and Twitter. But what about a more business-oriented site like LinkedIn?<p><b>A.</b> Unlike other social sites, the danger on LinkedIn isn't that a stranger might see your private photos …

Virtual reality is taking over the video game industry

When you look at the expansiveness of our games or the speed of our sports games, the likelihood of motion sickness goes up dramatically."<p>Blake Jorgensen, EA's chief financial officer

Virtual Reality

Hifiman slashes its flagship RE600S in-ear headphone price from $400 to $200

When I first heard the Hifiman RE600S in-ear headphone in the summer of 2013 it blew me away. The sound was super clear and the imaging was expansive. I also loved that the RE600S' gloss black finished aluminum ear pieces were incredibly tiny and lightweight, so comfort was excellent. But it was …

Audiophile

11 best new Android apps and Android games released in February 2015

We’re nearing the end of February and it’s been quite the month for Android apps and Android games. We saw some flops but we also saw some pretty impressive software. Let’s take a look at the best Android apps and Android games of February 2015.<p>[Price: Free]<br>Do Button by IFTTT is a software button …

5 amazing apps for business travelers

As much as I love traveling, I know how stressful it can be to book flights, reserve hotels, arrive on time and drive in unfamiliar cities. And that's just when I'm going on a relaxing vacation. On a business trip, where a big contract or your job is on the line, the stress skyrockets.<p>What happens …

Leading the march of cleaning machines into our homes, the Roomba 880 deserves its title as king of the robotic vacuums – but is it worth the price tag?

Robo Raven, A 3D-Printed Flying Robotic Bird Capable of Advanced Aerial Maneuvers

The Robo Raven is a robotic bird designed by a team led by University of Maryland professor Satyandra Gupta that features independently flapping …

University of Maryland

Meet Bond, the Robot That Creates Handwritten Notes for You

With all the email, texts, tweets, and status updates of modern life, people have never been more prolific writers. Yet penmanship is at a nadir …

The Thrill of Defeat - Issue 21: Information

I once knew a scientist who worked in the lab all of her waking hours for weeks on end. Indeed I’ve known a few. When a big discovery appears within …

Genetics

Nitrogen-Based Life Might Swim On Saturn's Largest Moon

Researchers at Cornell University theorize life might exist on Saturn’s largest moon as nitrogen-based organisms.<p>Here’s a theory for finding …

Disease, Evolution, Neurology, and Drugs: Fruit Fly Research Continues to Teach Us About Human Biology

BETHESDA, MD – Over 1,500 scientists from 30 countries and 46 states will attend next week's 56th Annual Drosophila Research Conference organized by …

Genetics

3D Print Your Own Solar Cell Phone Charger

Yes, 3D printing has become ubiquitous across industries. However, it hasn’t played much of a role in renewable energy as of yet.<p>In fact, while it …

This solar farm is setting birds on fire in mid-air

Scientists have created a massive laser beam which can set birds on fire in mid flight.<p>Of course, the Crescent Dunes Solar Energy Project near …

Solar power set to become cheapest source of energy over next decade, German think tank says

Solar energy is set to become the cheapest source of electricity in many parts of the world within the next 10 years, according to a new report …