A

146 Flips | 5 Magazines | 25 Likes | 10 Following | 1 Follower | @stilouri | Keep up with A 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 “A”

An Astronomer Explains Black Holes at 5 Levels of Difficulty

You probably know the basics when it comes to black holes: A lot of mass squished into not a lot of volume makes for an entity so prodigiously dense, …

Black Holes

Are Space And Time Quantized? Maybe Not, Says Science

Throughout the history of science, one of the prime goals of making sense of the Universe has been to discover what’s fundamental. Many of the things we observe and interact with in the modern, macroscopic world are composed of, and can be derived from, smaller particles and the underlying laws …

Quantum Mechanics

GitHub Is Microsoft’s $7.5 Billion Undo Button

Oh, GitHub, we knew ye … pretty well, actually, over the past decade. At least programmers did. To us you’ve been comically unavoidable, from your …

Why Children Aren't Behaving, And What You Can Do About It

Childhood — and parenting — have radically changed in the past few decades, to the point where far more children today struggle to manage their behavior.<p>That's the argument Katherine Reynolds Lewis makes in her new parenting book, <i>The Good News About Bad Behavior.</i><p><i>"</i>We face a crisis of …

Parenting

Microsoft is now more valuable than Google

Third most valuable company behind Apple and Amazon<p>Microsoft has passed Google (Alphabet) in market valuation for the first time in three years, reports <i>CNBC</i>. Microsoft is now valued at $753 billion, while Alphabet (Google’s parent company) is valued at $739 billion. It makes Microsoft the third …

Satya Nadella

Each year the government asks 10 simple questions to test the public's knowledge of science. Can you correctly answer them all?

Every two years, the National Science Foundation is required to tell the president how the US is doing in regard to science and engineering.<p>"As economies worldwide grow increasingly knowledge-intensive and interdependent, capacity for innovation becomes ever more critical," the NSF says in its …

This physicist’s ideas of time will blow your mind

Time feels real to people. But it doesn’t even exist, according to quantum physics. “There is no time variable in the fundamental equations that describe the world,” theoretical physicist Carlo Rovelli tells Quartz.<p>If you met him socially, Rovelli wouldn’t assault you with abstractions and math to …

Physics

Fender's excellent desktop app for learning to play songs is now free

Fender’s $35 Riffstation desktop app, which helps you break down songs to learn its chords and riffs at your own pace, is now available for free on macOS and Windows.<p>Fire it up, open an MP3 or CD track, and Riffstation will break it down to show you the chords for the entire song. You can also slow …

Blockchain is crappy technology and a bad vision for the future

This December I wrote a widely-circulated article on the inapplicability of blockchain to any actual problem. People objected mostly not to the technology argument, but rather hoped that decentralization could produce integrity.<p>Let’s start with this: Venmo is a free service to transfer dollars, and …

This Young Founder Built a Multimillion Dollar Business by Rejecting the Silicon Valley Ethos and Being True to Herself

Laura Behrens Wu came to the U.S. as an outsider, and admits she's still trying to find her way.<p>8 min read<p>Opinions expressed by <i>Entrepreneur</i> contributors are their own.<p>When it comes to entrepreneurship, few things are certain, but one thing you can always count on is that you’re going to hear the …

Programmers are having a huge debate over whether they should be required to behave respectfully to each other

Last week, a software engineer publicly quit a very popular open-source project, setting off a firestorm of debate within the programming world.<p>Programmers are arguing about whether they should have to agree to a community code of conduct that requires them to behave respectfully.<p>They are also …

The universe is out of balance and nobody knows why

<b>(CNN) —</b> It seems like everywhere we look, the universe is balanced. Life and death. Yin and Yang. Jedi knights and Sith lords. But it's not true of the universe as a whole.<p>On the surface, that might not be obvious, but it has been obvious to scientists for nearly a century now. And a recent …

Physics

How to be happy in today’s crazy world: 3 secrets from research

Sometimes it feels like the world is actively conspiring against your happiness. Now before you start folding your tin foil hat, let me say that you …

The 8 most in-demand job skills for 2018 and the online courses you can take to learn them

We live in a technological age — and there is no going back. For anyone looking to get ahead in their career, mastering certain skills is absolutely …

Elon Musk Just Sent an Extraordinary Email to Tesla Employees

A detailed look at a new email from Elon Musk teaches some important lessons.<p>Tesla, the electric auto manufacturer led by Elon Musk,is getting ready to enter a new phase of activity as it ramps up production of its mass-market intended Model 3. In an email recently obtained by automotive website …

Tesla

What Job Skill Is Most Lacking in the U.S.? LinkedIn CEO Jeff Weiner Has a Surprising Answer

American employees are lacking (sort of) one surprising skill. Here are some keys to moving it to the strength side of the ledger.<p>LinkedIn CEO Jeff Weiner just appeared on CNBC's <i>Squawk Box</i> to reveal surprising new research about the state of job skills in the U.S. He talked about gaps in computer …

Leadership

One machine to rule them all: A ‘Master Algorithm’ may emerge sooner than you think

It’s excusable if you didn’t notice it when a scientist named Daniel J. Buehrer, a retired professor from the National Chung Cheng University in Taiwan, published a white paper earlier this month proposing a new class of math that could lead to the birth of machine consciousness. Keeping up with …

'There is no such thing as past or future': physicist Carlo Rovelli on changing how we think about time

How do I know that the usual perception is right, and this is wrong?<p>In the elementary grammar of things, there is no distinction between ‘cause’ and ‘effect’<p>What do we know about time? Language tells us that it “passes”, it moves like a great river, inexorably dragging us with it, and, in the end, …

Quantum Mechanics

Mathematicians Explore Mirror Link Between Two Geometric Worlds

Decades after physicists happened upon a stunning mathematical coincidence, researchers are getting close to understanding the link between two …

The world’s hottest shopping city is becoming a ghost town

If you want to see the future of storefront retailing, walk nine blocks along Broadway from 57th to 48th Street and count the stores.<p>The total number …

Side gig opportunities: 27 businesses you can start for less than $1,000

Want to make some extra cash without investing a lot at the outset? Start a side hustle.<p>Think about what skills you have and how you can do it with low overhead — it's often possible to get started with less than $1,000.<p>First, "Ask yourself, 'What's my passion?'" says career and life coach Deborah …

Small Business

What Sleeping With Married Men Taught Me About Infidelity

I’m not sure it’s possible to justify my liaisons with married men, but what I learned from having them warrants discussion. Not between the wives and me, though I would be interested to hear their side. No, this discussion should happen between wives and husbands, annually, the way we inspect the …

Relationships

11 Common Steak Mistakes (And How To Fix Them)

Finally get that perfect sear.

The Two Traits of the Best Problem-Solving Teams

Imagine you are a fly on the wall in a corporate training center where a management team of 12 is participating in a session on executing strategy. The team is midway through attempting to solve a new, uncertain, and complex problem. The facilitators look on as at first the exercise follows its …

Psychology

The future of retail is happening right now in China

If you need evidence of the US retail sector’s precarious condition, consider that more than 9,000 stores closed last year, and another 12,000 are on the chopping block this year, according to commercial property firm Cushman & Wakefield.<p>Despite a 4.2% rise in 2017 over the previous year, US retail …

eCommerce

3 Things Apple Believes It Can't Teach Employees

If you want to work in an Apple store, prove you've got these traits in the job interview.<p>Apple is one of the most desired employers in the world. It's been said getting a job at an Apple store is harder than getting into Harvard. If you want to work there, you might assume you need to be a total …

Employment

10 apps that will change the way you use your Mac

The right apps can completely revolutionize your computer experience, but why bother paying for them when there are so many free alternatives …

10 Breakthrough Technologies 2018 - MIT Technology Review

Every year since 2001 we’ve picked what we call the 10 Breakthrough Technologies. People often ask, what exactly do you mean by “breakthrough”? It’s …

These secret Netflix codes unlock hidden show and movie categories

The recommended content on your Netflix account comes from a complicated algorithm analyzing your viewing history.<p>And unless you are sharing your …

Stores use plenty of tricks to get you to spend more money. Here are some of the most common.

Supermarkets, restaurants, department stores and boutiques all use similar techniques to get customers to spend more.<p>Stores are all very carefully designed. Every aspect, from the music playing to where items are placed, is specifically chosen to prompt customers to spend more money.<p>To become a …