Alexi Karalis

16 Flips | 2 Magazines | 5 Likes | 16 Following | 1 Follower | @alexikaralis | Keep up with Alexi Karalis 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 “Alexi Karalis”

MasterCard has finally realized that signatures are obsolete and stupid

For years, credit card companies have relied on an illegible squiggly line as the frontline of defense against credit card fraud. Customers are forced to use a pen (how retro!) to scrawl their signature on bills at restaurants and sign digitally at cash registers–as if somehow in the age of chips, …

Credit Card Fraud

Bitcoin: Blockchain and Bitstamp Add Ethereum

Ethereum, a cryptocurrency network and rival to Bitcoin, continues to gain steam in the virtual money world.<p>Two of the longest-operating …

Codacy, a platform that helps developers check the quality of their code, raises $5.1M

Codacy, a startup based in Lisbon, Portugal that offers what it calls an “automated code review platform,” has raised $5.1 million in Series A funding. EQT Ventures led the round, with participation from existing investors Faber, Caixa Capital, Join Capital, and Seedcamp.<p>Launched in 2014, Codacy …

Software Development

Apple acquires ‘dark data’ machine learning & AI company Lattice Data for $200M

According to a report today out of TechCrunch, Apple has acquired Lattice Data, a company that specializes in artificial intelligence where it relates to so-called “dark data.” The report explains that the deal was closed a few weeks ago, with 20 or so engineers from Lattice Data joining …

Tips on Getting Started with React

I’ve been working on a new Node project. As a fairly longtime Angular 1 user, and after looking at Angular 2, I decided to try out React for the …

JavaScript

5 Online Learning Sources to Boost Your Business Acumen

The internet's free exchange of ideas makes it easier than ever to learn about real-world issues that affect your company.<p>3 min read<p>Opinions expressed by <i>Entrepreneur</i> contributors are their own.<p>There’s never been a better time to be in business. As the world has grown increasingly interconnected, …

Entrepreneurship

Samsung Pay goes live in the US

Stateside Samsung phone users can now leave their wallets at home.<p>Samsung Pay, the company's mobile payments service, went live in the US on Monday. The service lets users pay for items using their phones or upcoming Gear S2 smartwatch, and it even works at older retail terminals that don't accept …

Mobile

No More Swiping: New Credit Cards Designed To Reduce Theft

For the black magnetic stripes on the backs of your credit and debit cards, Thursday will mark the beginning of the end — a shift that could be costly for retailers.<p>Since the beginning of credit cards, merchants were never liable if a thief used a stolen or counterfeit credit card to shop; the bank …

Identity Theft

New credit cards aim to protect consumers, banks from hackers

US consumers are about to get a new defense against cybercrime. The armor will take the form of credit and debit cards with a built-in chip, which retailers must be able to read as of Thursday.<p>Short for EuroPay, MasterCard and Visa, EMV chips create a one-time-use code needed for each purchase, …

Identity Theft

Could This App Reduce Rampant Corruption In The Developing World?

Government-funded construction projects often see huge sums of money just disappearing. But now there might be a better way to monitor them.<p>No industry sees as much corruption as construction, and no part of the construction industry sees as much corruption as government projects. Transparency …

Fortune.com

• 1. To license Fortune articles, excerpts, or headlines for republication in various media (including books, eBooks, film, web, newsletters, …

Why battery technology is still one of the biggest challenges for engineers

Intel innovation strategist Steve Brown explains how advances in battery technology have lagged behind the tenants of Moore's Law, a theory which states that every two years, processing power increases two-fold.<p><i>Produced by Kevin Reilly. Additional camera by Graham Flanagan.</i><p><b>Follow TI Video:</b>On …

Tesla’s $3,000 Powerwall Will Let Households Run Entirely On Solar Energy

You almost certainly associate Tesla with cars — very cool cars — but the company has an even grander vision beyond that. Today, CEO and founder Elon Musk unveiled ‘Tesla Energy’ — a new business arm that is focused on ending our dependence on grid power and switching instead to solar energy.<p>The …

Tesla

NASA Invents Warp Drive Called EMDrive That Could Take Passengers to the Moon in Just 4-Hours

NASA has unveiled a revolutionary new method of space travel that could one day allow humans to travel at speeds faster than light. The new drive, …

Kerbal Space Program review

Need To Know<p>I still remember the first time I landed on Mun—planet Kerbin's closest moon. It was on the back of many failures; of countless times …

How Does It Feel to Sail Across an Ocean for the First Time?

<i>How does it feel to cross an ocean with a sailboat for the first time?: originally appeared on Quora: The best answer to any question. Ask a question, get a great answer. Learn from experts and access insider knowledge. You can follow Quora on Twitter, Facebook, and Google+.</i><p><i>Answer by John Friend,</i> …