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Explainer: What is a blockchain? - MIT Technology Review

What is it?<p>A public1, permanent2, append-only3distributed4ledger5.<p>What’s that?<p>A mathematical structure for storing data in a way that is nearly …

Blockchain

A beautiful collection of rare maps shows how the world viewed India over the centuries

In the 1580s, the adventurous son of a Dutch innkeeper found himself on a ship sailing from Lisbon to India. Newly employed by the archbishop of Goa, Jan Huygen van Linschoten was headed to the capital of the <i>Estado da India Portuguesa</i>—the Portuguese State of India—from where the European power …

India

The Real Trick To Aging May Just Be To Ignore It

<i>Ann Brenoff’s “On The Fly” is a column about navigating growing older ― and a few other things.</i><p>I spent my 68th birthday on an exam table at the doctor’s office, squinting at my X-rays on the wall and listening to the man in the white jacket talk about why my left knee has betrayed me.<p>It buckles …

Bollywood

A FedEx Employee Found the Largest Prime Number So Far. It’s Over 23 Million Digits

A FedEx employee in Tennessee has discovered the largest known prime number.<p>Germantown, Tenn., resident John Pace found the number through his …

Mathematics

The 60 greatest train journeys for 2018

The best train journey I’ve ever done? Tricky. In terms of sheer pinch-me-is-this-for-real wow-factor, it has to be the Trans-Mongolian, a journey of truly epic proportions. In my case it involved four days of travelling between Moscow and Lake Baikal on the traditional Trans-Siberian before …

Trains

24 hidden iPhone settings you should know about

Dig deeper into iOS.<p>Part of the appeal of the iPhone is its simplicity—you can grab it right out of the box and starting setting it up without reading any instructions. However, behind that simple, intuitive interface, you'll find dozens of lesser-known settings and options. Here are 24 you can use …

Apps

The Basics of Blockchain Technology, Explained in Plain English

Anything and everything you need to know about what makes blockchain technology tick.<p>Historically, no asset has been a greater source of wealth …

Blockchain

Get Your iPhone Battery Replaced For $29 By Apple In 5 Steps

To say that Apple got egg on their face with the entire “battery slowdown” debacle is an understatement. It’s more like Tim Cook had an entire breakfast buffet dumped directly on his head.<p>Apple was quick to respond though, releasing a statement that, while technologically confusing (because last …

Mobile Technology

Meet the 34-Year-Old Founder of Stitch Fix, Who Just Became One of America's Richest Self-Made Women

From teen raver to youngest-ever female startup IPO.<p>Katrina Lake founded Stitch Fix, the online personal shopping service, out of her apartment on …

Stitch Fix

18 best places to visit in 2018

<b>(CNN) —</b> Planning your 2018 vacation and starting to think about just going back to that place you went last year with the OK-ish beach and the mediocre cocktails?<p>C'mon, you know you can do better.<p>CNN Travel has been looking to the year ahead to pick some of the best destinations worth visiting in …

National Parks

Remembering the last Mughal emperor

<b>For more than a century the last Mughal emperor was almost forgotten - but a chance finding of his grave helped resurrect the legacy of a man revered as a Sufi saint and one of the finest poets in the Urdu language.</b><p>Only a handful of relatives were present when Bahadur Shah Zafar II breathed his …

Genghis Khan

Viewpoint: Modi's currency gamble damaged Indian economy

<b>On 8 November 2016, Indian Prime Minister Narendra Modi announced that high value currency notes would be withdrawn from the financial system overnight. He said it was part of a crackdown on corruption and illegal cash holdings. A year later, economist Praveen Chakravarty looks at the legacy of the</b> …

India

Most expensive wristwatch ever auctioned just fetched $17.8 million

It's a lot of money, even for a Rolex.<p>A bidder agreed to pay $17.8 million on Thursday for a Rolex Daytona that used to belong to actor Paul Newman, setting a new world record for a wristwatch sold at auction, according to New York auction house Phillips.<p>The Rolex was originally given to Newman by …

Rolex
Bollywood

The Amazing Ways Coca Cola Uses Artificial Intelligence And Big Data To Drive Success

The Coca Cola Company is the world’s largest beverage company selling more than 500 brands of soft drink to customers in over 200 countries. Every single day the world consumes more that 1.9 billion servings of their drinks including brands like Coca Cola (including Diet and Zero) as well as Fanta, …

Artificial Intelligence

iPhone 8 Plus Vs. iPhone X: Five Key Features That Are Identical

[Updated/Corrected] The iPhone X has some pretty stiff sibling rivalry from the iPhone 8 Plus. If you don’t obsess about edge-to-edge OLED displays and Face ID, the Plus is probably a better deal.<p>Better because there’s key commonality between the iPhone X and iPhone 8 Plus but you’ll pay a lot less …

Mobile Technology

Data Visualization: The Best Infographic Tools For 2017

Infographics have become an increasingly popular data visualization tool which enable users to quickly give an overview of pretty much any topic. They rely on using images to accompany bite-sized pieces of information, in keeping with the theory that our brains are better at storing and recalling …

Infographics

America’s secret role in the Rwandan genocide

The violence that shocked the world in 1994 did not come from nowhere. While the CIA looked on, its allies in the Ugandan government helped to spread terror and fuel ethnic hatred<p>Between April and July 1994, hundreds of thousands of Rwandans were murdered in the most rapid genocide ever recorded. …

Africa

How the Vietnam War Broke the American Presidency

The war opened the credibility gap. What we’ve learned since has only widened it.<p>On April 30, 1975, when the last helicopter lifted off the roof of the U.S. Embassy in Saigon, the Vietnam War, the most consequential event in American history since World War II, ended in failure. More than 58,000 …

Vietnam War

5 ways iOS 11 will change your iPad

Here are the five biggest changes headed your iPad's way with iOS 11.<p>Get ready because iOS 11 is going to make your iPad look and act in completely different ways. Apple puts multitasking front and center with iOS 11, making the iPad a more powerful and more flexible device. You'll likely come to …

Apps

GE’s Smart Outlet adds Z-Wave control just about anywhere for $34 (Reg. $50)

Amazon offers the GE Z-Wave Wireless Smart Outlet for <b>$34.10 shipped</b>. Also at Walmart. For comparison, today’s offer is a $15 savings from the regular price and an Amazon all-time low. This outlet provides one always-on pass-though and one with Z-Wave control. It works with popular products such as …

What an hour of rain does to Indian streets

North India

14 Quote Cards For People Who Hate Inspirational Quotes

If you feel like we’ve reached peak inspirational quote cards, the Instagram page Unspirational should provide you with some sweet, sweet relief.<p>Created by “The Bachelor” executive producer Elan Gale, the sarcasm-laden account provides “inspiration” for the kind of days when you don’t give a damn …

Inspiration
Free Shipping

Despite advance directive, dementia patient denied her last wish, says spouse

MEDFORD, Ore. — Bill Harris is blunt: For more than a year, he has been trying to help his wife die.<p>The 75-year-old retired tech worker says it’s his duty to Nora Harris, his spouse of nearly four decades, who was diagnosed with early-onset Alzheimer’s disease in 2009.<p>“Let me be honest: Yes. It’s …

Alzheimer's Disease

Watch 100 Years of German Beauty in Less Than 2 Minutes

Finz Lo—Highsnobiety<p>Finz Lo—Highsnobiety<p>Finz Lo—Highsnobiety<p>Finz Lo—Highsnobiety<p>Finz Lo—Highsnobiety

Apple Watch
Equality

Obama Charlottesville tweet is now the most liked ever

Former president Barack Obama still knows how to find the right words after a national tragedy.<p>With more than 2.7 million likes and counting, Obama's tweet Saturday quoting Nelson Mandela in the wake of white supremacist violence in Charlottesville, Va., is now the most liked tweet since Twitter …

Rights & Freedoms

9 Things You Should Never Skimp on When Traveling

A few smart splurges can make your trip a lot more fun<p>Travel should be pleasurable — not stressful. While it’s almost inevitable for something to go …

Air Travel