Alexander J Kaleda

114 Flips | 5 Magazines | 5 Likes | 2 Followers | @AlexanderJK50cv | Keep up with Alexander J Kaleda 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 “Alexander J Kaleda”

We Just Detected Signals From The Very First Stars in Our Universe - And It's Not What We Expected

This is a HUGE moment for science.<p>The Big Bang may have been bright and dramatic, but immediately after it occurred the Universe got extremely dark …

NASA Space Tourism Posters – Free To Download & Print

Reading time: about 1 minute.<p>American<br>• Art<br>• Space<p>These NASA Space Tourism Posters were developed by a creative team of visual strategists inside JPL …

Posters

How to build a human brain

Organoids, made from human stem cells, are growing into brains and other miniorgans to help researchers study development

Almond Growers Are Breeding a Novel Replacement for the Embattled Honeybee

<i>Editor’s Note (2/26/18): Sometimes research projects end—abruptly. Just after</i> Scientific American <i>published the story below, we learned the Wonderful</i> …

Bees

For The First Time Ever, Astronomers Have Detected Planets Outside Our Galaxy

This is crazy!<p>In an incredible world first, astrophysicists have detected multiple planets in another galaxy, ranging from masses as small as the …

Scientists Build Universe to Understand How Black Holes Kill Galaxies

Supermassive black holes are an intrinsic component of most galaxies in our universe, but astronomers aren't quite sure how they originate and how …

Universe

Opera Takes A Giant Leap Into The Future

What do you get when Marco Brambilla, Marina Abramovic, and Iris Van Herpen band together to interpret a 1902 opera? We’re all ears—and eyes.<p>Trippy abstractions, over-the-top graphics, digital video collages of epic proportions—and, lest we forget, the 90-second music video for Kanye West’s …

Art

Why cutting-edge braneworld theories say our universe began in a white hole

Cosmologists behind braneworld theories see our universe as being a part of a complex inter-dimensional world.<br>Read More

LIGO's Greatest Discovery Almost Didn't Happen

<i>Update: this story was changed to reflect its attribution to Gaby Gonzalez’s talk at the January 2018 AAS Meeting, as well as the attribution of major parts of this story to the LIGO press release written by Kim Burtnyk, which was the source of many quotes and images in this article. We apologize</i> …

Mexico-sized algae bloom in the Arabian Sea connected to climate change

Talk of climate change probably evokes images of rising sea levels or hotter temperatures, but what about algae blooms? Scientists have made a direct …

Arabian Sea

Neuroscientists Have Accidentally Discovered a Whole New Role For The Cerebellum

We've only just scratched the surface.<p>One of the best-known regions of the brain, the cerebellum accounts for just 10 percent of the organ's total …

New LiFi could be the answer to your WiFi woes

<b>Your WiFi could soon be 100 times faster by using rays of infrared light.</b><p>Staring at a swirling loading symbol could be a thing of the past as experts …

Wi-Fi

This is the first fluorescent frog ever and he’s adorable

But we don’t know if he can even see his own glow<p>The South American polka-dot tree frog knows how to partaay. He’s a blacklight rave in a tiny frog package. He goes where no other frogs—and very few land animals—have gone before: he fluoresces.<p>He looks dull to the naked eye, but under the right …

Quartz Could Be The Solution to Why Our Magnetic Field Is So Old

Solving the magnetic field paradox.<p>A mystery concerning the age of our planet's magnetic field could now be solved, thanks to evidence that Earth's …

Geology

Halley's comet? Nope. New discovery is 100,000 times bigger

Astronomers in Germany have found a massive, comet-like object packed with the essentials of life: Water, nitrogen, carbon, oxygen and sulfur.<p>The icy object has been ripped apart, scattering debris near a burned-out star. It's also similar in composition to the famed Halley's comet, but is about …

How Scientists Are Tracking the Dangerous Weakening of Earth's Magnetic Field

<i>This article originally was published on</i> The Conversation.<p>The Earth is blanketed by a magnetic field. It’s what makes compasses point north, and …

Scientists Have Figured Out How Our Brains Sharpen Our Memories While We Sleep

We snooze to lose.<p>We all know that if we want what we've studied during the day to stick, it's best to get a good night's sleep. And while scientists …

Neuroscience

Heisenberg's Astrophysics Prediction Finally Confirmed After 80 Years

Discovering that our Universe was quantum in nature brought with it a lot of unintuitive consequences. The better you measured a particle’s position, the more fundamentally indeterminate its momentum was. The shorter an unstable particle lived, the less well-known its mass fundamentally was. Solid, …

Physics

Reality Is Not What We Can See

Some physicists, mind you, not many of them, are physicist-poets.<p>They see the world or, more adequately, physical reality, as a lyrical narrative written in some hidden code that the human mind can decipher.<p>Carlo Rovelli, the Italian physicist and author, is one of them. Following his best-seller</i> …

Quantum Mechanics

Solar Storm Blackout Could Cost the US $42 Billion Per Day

It's always interesting to consider all the weird and wonderful ways life on Earth could be affected by a cataclysmic disaster from space — but it …

If You Don't Know Michelle Lewin Already, Her Instagram Will Make You Wonder Why

With nearly 10 million Instagram followers, chances are at least some of you follow Michelle Lewin. The Miami-based trainer stuns followers with her badass workout moves (homegirl is RIPPED), dazzling smile, and optimistic personality.<p>If you don't already have a daily dose of Michelle in your …

China begins building highest altitude telescopes in Tibet

China has started construction of the world's highest altitude gravitational wave telescopes in a Tibet prefecture close to Line of Actual Control …

One Breath Into This Breathalyzer Can Diagnose 17 Diseases

A single breath into a newfangled breathalyzer is all doctors need to diagnose 17 different diseases, including lung cancer, irritable bowel syndrome …

Breathing modulates brain activity and mental function

New research shows that the rhythm of breathing directly impacts neural activity in a network of brain areas involved in smell, memory and emotions<p>The rhythm of breathing co-ordinates electrical activity across a network of brain regions associated with smell, memory, and emotions, and can enhance …

The Brain

Hubble Space Telescope Photographs IC 5201 — A Distant Barred Spiral Galaxy

Astronomers using the Hubble Space Telescope have captured an image of a distant spiral galaxy in unprecedented detail. The barred spiral galaxy, …

Scientists Have Found Genetic Links Between Personality Traits And Psychiatric Diseases

The secrets hiding in our DNA.<p>Scientists have identified genetic links between a set of psychological factors known as 'the big five' personality …

The World's Oldest Water Is Even More Ancient Than We Realised

A hidden reservoir deep underground.<p>Scientists have discovered the world's oldest known water in an ancient pool in Canada that's at least 2 billion …

University of Toronto

Don't Panic, but Physicists in Australia Just Proved Reality Doesn't Exist

Quantum physics is weird.<p>Get ready to have your mind blown. According to an experiment led by two physicists in Australia, reality doesn’t exist. …

Quantum Mechanics