Lars Præst Christensen

568 Flips | 2 Magazines | 5 Likes | @LarsPrstChrcm2d | Keep up with Lars Præst Christensen 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 “Lars Præst Christensen”

We can't directly see black holes. But this time lapse shows the awesome power of their gravity.

Watch: stars orbit the supermassive black hole in the center of our galaxy.<p>No astronomer has even seen a black hole through a telescope. They’re dark, often occluded by matter, and actually very small compared with many of the stars in the sky. We’ve never directly seen the ring of material around …

Black Holes

The Chainsmokers Reveal New Single 'Paris' Release Date: Listen

Back in December, The Chainsmokers teased a new love song about running away to Paris to get away from some love interest's parents on Snapchat. …

Confirmed: We Really are 'Star Stuff'

Scientist Carl Sagan said many times that “we are star stuff,” from the nitrogen in our DNA, the calcium in our teeth, and the iron in our blood.<p>It …

Universe

Deep-space photo reveals thousands of supermassive black holes

NASA's Chandra X-ray Observatory uncovers a breathtaking array of them.<p>Using data collected over 80 days of observations by NASA's Chandra X-ray …

X-rays

New $27 million fund aims to save humanity from destructive AI

A group of entrepreneurs and nonprofits have just pledged $27 million to protect humanity from destructive artificial intelligence. Backed by the likes of LinkedIn founder Reid Hoffman, eBay founder Pierre Omidayar, and the Knight Foundation, the Ethics and Governance of Artificial Intelligence …

On the importance of taking walks for no particular reason

These days, we spend so much time trying to figure out what to do next, how to get as far as we can in all aspects of life, and how to make the best …

The Life and Death of Schrodinger's Cat, and What It Really Means.

Schrodinger’s cat is one of the most famous thought experiments in all of science. The source of countless jokes, t-shirts, and pseudo-intellectual …

Can democracy survive the fourth industrial revolution? Should it?

As automation and digitisation undermine employment and increase inequality, established political systems will need to adapt – fast<p>“Democracy is on its way,” concluded Dick Morris in 2001, in an article entitled “Direct democracy and the internet”. Five years earlier, John Perry Barlow, the …

Bill Clinton

Revealed! 97% of human body is made up of stardust! - IBTimes India

Stars are made up of almost two dozen chemical elements, but researchers only listed those elements that are considered to be the building blocks of …

Galaxy clusters prove dark matter’s existence

You don’t have to detect a particle to know that dark matter is real.<p><i>“You may hate gravity, but gravity doesn’t care.” –</i>Clayton Christensen<p>In the …

What Came Before the Big Bang? A Surprise Answer

<i>By Deepak Chopra, MD, Menas Kafatos, PhD,</i><p>The most widely accepted notions about the universe are central to how we view reality. One striking example links birth and death. In the age of faith, religion existed to reassure believers about a higher plane of reality. On this plane, the everyday …

Chapman University

Milky Way’s black hole may hurl galactic spitballs our way

<b>GRAPEVINE, TEXAS</b> — The gargantuan black hole at the center of the Milky Way is a little like an unruly kid, hurling spitballs. But unlike a child’s …

Strange radio signals are coming from a galaxy far, far away

Astronomers are closing in on the source of mysterious bursts of high-energy radio waves. What are the possible explanations?<p>For 10 years now, astronomers have been picking-up unusual blasts of high-energy radio waves from distant parts of the cosmos. Each transmission of these “fast radio bursts” …

Universe

How many fundamental constants does it take to define our Universe?

And even with them all in place, what do we still not know?<p><i>“The joy of life consists in the exercise of one’s energies, continual growth, constant</i> …

The White House Has Finally Released a Strategy For Dealing With Deadly Asteroids

Here's the plan.<p>For years, scientists have been expressing their concern over how unprepared the world is for a potentially extinction-level asteroid …

Elements Of Life Discovered Everywhere In The Milky Way

For a long time, humanity has known that the raw ingredients for life weren’t created at the same time as the Universe, but rather needed to be created, over time, from previous generations of stars. Measuring and mapping the abundances of the individual stars within the Milky Way has previously …

Thousands Of Supermassive Black Holes, Galactic Particle Accelerator: NASA’s Chandra X-ray Observatory Finds Treasure Trove Of Astronomical Data

2017 has made a promising start for astronomers. At the ongoing 229th meeting of the American Astronomical Society in Grapevine, Texas, two exciting …

Ask Ethan: Could The Universe Have Begun From A Big Bounce?

Thanks to incredible advances in science over the past century, we’ve been able to determine where our Universe came from in the past, how it got to be the way it is today and where it’s headed into the distant future. But there are still limits to what we can say: there’s a limit to how far back …

Man Ray’s New Photo Art Book Is a Surrealist’s Delight

A comprehensive retrospective of the iconic Surrealist documents an artistic career, all in monochrome.<p>The Dada-ist and Surrealist, Man Ray initially harnessed photography to make copies of his art. Born Emmanuel Radnitsky, the artist became a major leader of the America born-and-bred art era.In …

Astronomers Found the Universe's Largest Particle Accelerator

Two of the most powerful phenomena in the universe are occurring right next to each other.<p>NASA's Chandra X-Ray Observatory has spotted a unique structure in the cosmos: the largest particle accelerator in the known universe. The accelerator is caused by two of the most energetic phenomena in the …

The Trouble with Quantum Mechanics

The development of quantum mechanics in the first decades of the twentieth century came as a shock to many physicists. Today, despite the great …

Quantum Mechanics

Breakthrough Comes as Physicists Observed the Light Spectrum of Antimatter for First Time Ever

Physicists at CERN have been jumping with joy this month as they discovered how to measure the light emitted by an antimatter atom, for the first …

Physics

Galaxy Clusters Prove Dark Matter's Existence

In the 1970s, Vera Rubin’s observations showed galactic rotation was too quick at the outskirts for normal matter alone to explain.<p>But 40 years prior, Fritz Zwicky observed the motions of individual galaxies within clusters, and found the same effect.<p>Even as we’ve learned to observe gas, dust, …

The 5 Biggest Questions About the Universe (and How We're Trying To Answer Them)

From the discovery of gravitational waves to locating our nearest Earth-like planetary neighbor, 2016 was a banner year for astronomy. In fact, it’s not only been a good year for space science, but a great few decades. Many of the biggest puzzles in astronomy and cosmology have been solved.<p>Take the …

Famous Artworks From Dali And De Kooning Might Contain The Early Signs of Cognitive Disorders

There's a difference in their work before and after.<p>The intricate and distinctive brushstrokes a painter makes aren't just a window into the artist's …

The 10 most important things in the world right now

<b>1. President Obama has expelled 35 Russian diplomats from the US in response to "malicious cyber-enabled activities" targeting the presidential election.</b> The diplomats will be given 72 hours to leave the country.<p><b>2. Syria's Russian-backed ceasefire has been ushered in despite reports of isolated</b> …

Was 2016 just 1938 all over again?

On December 31 1937, Cambridge classicist and man of letters F L Lucas embarked on an experiment. He would keep a diary for exactly one calendar …

Astronomers Detect Concentric Rings — Possible Sign Of Orbiting Protoplanets — In The Circumstellar Disk Of A Nearby Star

Over the years, astronomers have discovered and confirmed the existence of nearly 3,000 exoplanets, but there is one question that they still haven’t …

Are we heading towards a 'post human rights world'?

<b>With an increasing number of states seemingly reluctant to honour human rights treaties, is there a future for this type of international agreement?</b><p>"We stand today at the threshold of a great event both in the life of the UN, and in the life of mankind."<p>With these words, Eleanor Roosevelt presented …

Brain activity is too complicated for humans to decipher. Machines can decode it for us.

Why we need artificial intelligence to study our natural intelligence.<p>Over the past several years, Jack Gallant’s neuroscience lab has produced a string of papers that sound absurd.<p>In 2011, the lab showed it was possible to recreate movie clips just from observing the brain activity of people …

Machine Learning