David Groen

49 Flips | 4 Magazines | 28 Following | 5 Followers | @DavidGroen32cl | Keep up with David Groen 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 “David Groen”

What Can the Death of a Neutron Tell Us About Dark Matter?

(Inside Science) — Exactly how long a neutron lives is currently under debate. Now researchers suggest this mystery could be solved if neutrons …

Physics

Scientists discover how to harness the power of quantum spookiness by entangling clouds of atoms

From tunnelling through impenetrable barriers to being in two places at the same time, the quantum world of atoms and particles is famously bizarre. …

Quantum Mechanics

Move Over, Double Helix: A New Form of DNA Has Just Been Discovered

This is the first time it's ever been seen in a living cell.<p>When we learn about human genetics in high school biology class, one of the most basic …

Genetics

Watch how quickly humans are changing the planet in these animations of NASA satellite images

From rising sea levels to an increase in wildfires.<p>A new website, EarthTime, aims to shows how humans have dramatically changed the planet — such as how glaciers are melting and where refugees are migrating — through time-lapse satellite photos.<p>The site’s interactive maps use images taken by NASA …

Time-lapse Photography

What Catnip Does to Your Kitty's Brain, According to Neuroscience

Far out.<p>Though humans across the country are celebrating 4/20 by “smoking a doobie” or “dipping into the devil’s lettuce,” it’s not <i>truly</i> a party …

Cats

It's The Hubble Space Telescope's Birthday. Enjoy Amazing Images Of The Lagoon Nebula

This month marks the Hubble Space Telescope's 28th anniversary, and as a gift to us earthlings, NASA and the European Space Agency are celebrating with a batch of stunning photos of the Lagoon Nebula, in all of its swirling, explosive beauty.<p>The Hubble "has offered a new view of the universe and …

Universe

Five Years After The Higgs, What Else Has The LHC Found?

It’s now just over five years since the two major collaborations at the Large Hadron Collider — CMS and ATLAS — jointly announced the discovery of a new particle with never-before-seen properties: the Higgs boson. It was the first fundamental scalar particle ever discovered, the first particle with …

Physics

This NASA Video Tour of the Moon in 4K Is Simply Breathtaking

Images from NASA's Lunar Reconnaissance Orbiter (LRO) are not only helping planners with future human missions to the moon, but they are also …

Space Science

This Galaxy Has Almost No Dark Matter—and Scientists Are Baffled

If astronomers really have found an "undark" galaxy, it’s a strong clue that dark matter is real.<p>An unusual galaxy far, far away is stumping astronomers not because of what’s there, but because of what’s missing.<p><b>What is this thing?</b><p>About 65 million light-years away, the galaxy called NGC1052-DF2 is …

Cosmology

Stephen Hawking submitted a final scientific paper 2 weeks before he died — and it could lead to the discovery of a parallel universe

Stephen Hawking submitted his final scientific paper just a week and a half before he died, and it lays the theoretical groundwork for discovering a parallel universe.<p>Hawking, who died Wednesday at 76, was coauthor to a mathematical paper that seeks proof of the "multiverse" theory, which posits …

Physics

Particle Zoo: Journey into the Weird Subatomic World

<i>Paul Sutter is an astrophysicist at The Ohio State University and the chief scientist at COSI science center. Sutter is also host of "Ask a Spaceman"</i> …

LSD Brings Your Brain to the Edge of Chaos

This new LSD study is like an acid trip all on its own.<p>One Saturday in 1964, neurologist Oliver Sacks took a bit of amphetamines, LSD, a “touch” of cannabis, faced a white wall in his home, and said “I want to see indigo now—now!”<p>“And then,” he wrote in the New Yorker in 2012, “as if thrown by a …

Yes, The Multiverse Is Real, But It Won't Fix Physics

“We are all agreed that your theory is crazy. The question that divides us is whether it is crazy enough to have a chance of being correct.” Niels Bohr spoke these words to Wolfgang Pauli about the latter’s theory of elementary particles, but it could just as easily apply to many of today’s most …

Dark Matter

What Makes the Hardest Equations in Physics So Difficult?

The Navier-Stokes equations describe simple, everyday phenomena, like water flowing from a garden hose, yet they provide a million-dollar …

Physics

10 core exercises that are better for your back (and body) than crunches

These exercises protect your back and neck, and target more of your abdominal muscles than crunches alone.<p>The abdominals are a pain point for many gym goers. We habitually grab a mat, get down on our backs and start crunching away with the goal of finally carving out those elusive six-pack abs. But …

Workouts

11 Superfoods That Work Better Together

Peanut butter and jelly. Soup and salad. Spaghetti and meatballs. There are a few classic pairings that will never go out of style. But some food …

Scientist Says Human Brains Are Connected By ‘Wi-Fi,’ Which Causes Gut Feelings

The "interbrain" phenomenon could also drive complex forms of communication in other ways, such as bringing people together at large gatherings.<p>New …

University of Sheffield

'Super Bowl of Astronomy' Attracts a Galaxy of Space Scientists (and Others)

Astronomers, astrophysicists and other space scientists from around the U.S. are gathering in Washington, D.C., this week for the 231st meeting of …

This Is How Long You'd Survive On Every Planet in the Solar System

<i>Love Curiosity? Subscribe to our email to get our stories delivered to your inbox daily. Sign up here.</i><p>For all its issues and faults, Earth is still a …

The origin of 'us': what we know so far about where we humans come from

The question of where we humans come from is one many people ask, and the answer is getting more complicated as new evidence is emerging all the time.<p>…

Physicists Demonstrate How to Reverse of the Arrow of Time - MIT Technology Review

One of the more curious challenges in physics is to understand the nature of time. At the microscopic level, the laws of physics are symmetric with …

Quantum Physics

Doing without dark energy: Mathematicians propose alternative explanation for cosmic acceleration

Three mathematicians have a different explanation for the accelerating expansion of the universe that does without theories of "dark energy." …

Dark Matter

Laser-Powered Fusion Reactor Could Create Limitless Electricity Without Creating Radioactive Waste

Like all good things it involves giant lasers.<p>Fusion has the potential to solve the energy crisis once and for all. By harnessing the same reaction …

Nuclear Energy

Does Dark Matter Exist? Bold New Study Offers Alternative Model

Dark matter is the elusive, invisible substance that appears to make up more than 80 percent of the total mass in the universe — far more than …

Wonders of the universe

Universe

2 Bizarre Ancient Galaxies Found in a Colossal Sea of Dark Matter

Two enormous galaxies seen merging in the distant universe have astronomers rethinking the leading theory of how galaxies form.<p>When the universe was …

Strange Atomic Ripples in Graphene Could Unlock Clean, Limitless Energy

Holy crap.<p>By all measures, graphene shouldn't exist. The fact it does comes down to a neat loophole in physics that sees an impossible 2D sheet of …

Graphene

Hate Your Friend's Taste in Music? Here's How to Change It According to Science

Researchers have discovered how to trick your brain into liking music more—or less. By using magnets to either stimulate or disrupt key brain …

Researchers develop potentially low-cost, low-emissions technology that can convert methane without forming CO2

As we work to toward more sustainable ways of powering our lifestyles, there is a quest to bridge the gap between the carbon dioxide-emitting fossil …

Natural Gas

Magnetic sails could put the brakes on interstellar space probes

Our nearest stellar neighbor, Alpha Centauri, is just four light-years from Earth, and while that's pretty close in the grand scheme of things, we …

Space Travel