W Kumar

1,611 Flips | 29 Magazines | 1,311 Likes | 5 Following | 37 Followers | @WKumar | Keep up with W Kumar 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 “W Kumar”

Medieval Text Resolves Mystery of Viking-Irish Battle

The famous Irish king, Brian Boru, is widely credited with defeating the Vikings at the Battle of Clontarf more than 1,000 years ago. But not …

Archaeology

Something Weird Happened to Men 7,000 Years Ago, And We Finally Know Why

The women, on the other hand, were fine.<p>Around 7,000 years ago - all the way back in the Neolithic - something really peculiar happened to human …

The rare blue the Mayans invented

The colour survives in the work of 17th Century Spanish colonial painters, a symbol of the wealth that ultimately doomed the Mayans, writes Devon Van Houten Maldonado.<p>In 17th Century Europe, when Michelangelo Merisi da Caravaggio and Peter Paul Rubens painted their famous masterworks, ultramarine …

Art

Are We Alone?

According to different estimations the human species has been around for plus minus 4 millions years. What might seem a lot to the mortal human being is a mere blink of an eye in the timeline of the universe.<p>So young a civilization, we are nevertheless pragmatically discussing the cyborgization of …

Universe

Oldest pterodactyl fossil discovered in Utah desert

About 210 million years ago, a strange "bird" with a pelican-like pouch, big fangs and a large, five-foot wingspan circled above the Utah desert, searching for its next meal.<p>Now, after discovering the pterodactyl's fossilized remains in northeastern Utah, scientists suggest the creature was the …

Dinosaurs

America’s debt has exploded. Why does no one care?

<i>Robert E. Rubin, a co-chairman emeritus of the Council on Foreign Relations, was U.S. treasury secretary from 1995 to 1999.</i><p>At a panel I recently moderated in New York about our country’s unsustainable fiscal outlook, someone asked a simple question: So what? Nothing bad has happened despite immense …

Economics

The Scientist Who Scrambled Darwin’s Tree of Life

On Nov. 3, 1977, a new scientific revolution was heralded to the world — but it came cryptically, in slightly confused form. The front page of that day’s New York Times carried a headline: “Scientists Discover a Form of Life That Predates Higher Organisms.” A photograph showed a man named Carl R. …

Biology

Don't Use Description in Your Writing

<b>Don’t Use Description in Your Writing</b>Now hold up. Wait a minute, and let me explain myself.I understand that what I’m saying sounds absolutely crazy. …

Creative Writing

Megalodon Wasn’t the Only Impressive Shark in the Prehistoric Seas

If ever there were a creature that sparks our primal fear of what resides in the deep, it’s the megatooth shark. Known to experts as <i>Otodus megalodon</i>, …

White Shark

Ask Ethan: Is Spacetime Really A Fabric?

Gravity might have been the first fundamental force ever discovered, but in many ways, it remains the least-well understood. We know that it’s always attractive, and that any two masses in the Universe, no matter where they are, will experience its force. When Einstein concocted his general theory …

Physics

The Nastiest Feud in Science

A Princeton geologist has endured decades of ridicule for arguing that the fifth extinction was caused not by an asteroid but by a series of colossal volcanic eruptions. But she’s reopened that debate.<p>1.<p>Gerta Keller was waiting for me at the Mumbai airport so we could catch a flight to Hyderabad …

Extinction

The Weird Reason Roman Emperors Were Assassinated

Ancient Rome was a dangerous place to be an emperor. During its more than 500-year run, about 20 percent of Rome's 82 emperors were assassinated …

World History

Laura Ingraham Doesn’t Love Her Country Anymore

The Fox News host cites an increase in the numbers of legal and illegal immigrants as the reason for her diminished patriotism.<p>The Fox News commentator Laura Ingraham declared on a recent episode of her cable-television show that “in some parts of the country, it does seem like the America that we …

Political Science

The truth about income inequality, in six amazing charts

It has become fashionable in recent years to downplay the growth of income and wealth inequality in the developed world, especially in the United States — and also its consequences.<p>It’s not surprising that the naysaying comes mostly from spokespersons for the 1%, who, after all, are the chief …

Income Inequality

Where the Next Big Cascadia Earthquake Might Occur

The Pacific Northwest is known for many things – its beer, its music, its mythical large-footed creatures. Most people don’t associate it with …

Geology

Ancient Mud Reveals an Explanation for Sudden Collapse of the Mayan Empire

The empire took thousands of years to build and just 100 years to collapse.<p>During their 3,000-year dominance over Mesoamerica, the Mayans built …

University of Florida

The Cognitive Biases Tricking Your Brain

Science suggests we’re hardwired to delude ourselves. Can we do anything about it?<p>I am staring at a photograph of myself that shows me 20 years older than I am now. I have not stepped into the twilight zone. Rather, I am trying to rid myself of some measure of my present bias, which is the tendency …

Critical Thinking

The Real Science Behind the Megalodon

Apparently, this dead horse still needs beating: The megalodon is <i>definitely</i> extinct. But <i>The Meg,</i> a summer sharkfest blockbuster set to premiere on …

Habitats

The Lasting Trauma of Alex Jones’s Lies

The systems that have for so long helped to enforce the notion of collective truth in America are no longer sufficient: Deception is everywhere. And it is dangerous.<p>This week, <i>The New York Times</i> reported that Alex Jones, <i>InfoWars</i> founder and professional peddler of lies, is seeking more than $100,000 …

Alex Jones

Too Many Jobs Feel Meaningless Because They Are

As earnings season is upon us, it’s worth asking: Does business create value these days the way it once did?<p>One sign it doesn’t is a significant decline in the formation rate of U.S. firms over the past few decades. Economists Peter Orszag and Jason Furman have argued that investment and innovation …

London School of Economics

'High status' Roman gold ring found in Somerset field

<b>An amateur detectorist has found what is believed to be one of the most significant archaeological finds in Somerset's recent history.</b><p>Jason Massey discovered a Roman gold signet ring with an engraving of the god Victory in a field near Crewkerne.<p>Experts at the British Museum are yet to assess the …

Archaeology

Older than Giza: 4,600-year-old pyramid uncovered in Egypt

TORONTO — Archaeologists working near the ancient settlement of Edfu, in southern Egypt, have uncovered a step pyramid that dates back about 4,600 years, predating the Great Pyramid of Giza by at least a few decades.<p>The step pyramid, which once stood as high as 43 feet (13 meters), is one of seven …

Archaeology

Doing These 4 Things Will Make You Happier, According to Neuroscience

You get all kinds of happiness advice on the Internet from people who don’t know what they’re talking about. Don’t trust them.<p>Actually, don’t trust …

Seven Ways To Build Your Mental Resilience

In a world where most people are afraid to fail, especially at work, mental resilience is becoming one of the most sought-after personal attributes that a leader can have. Fundamentally, mental resilience is about facing challenges head on and bouncing back from adversity. It’s a crucial element of …

Self-help

35 Founding Father Quotes Conservative Christians Will Hate

Published<p>2 hours ago<p>on<p>By<p>The separation of church and state is one of the cornerstones of America’s foundation. Conservative Christian fundamentalists …

Religion

'Spectacular' ancient public library discovered in Germany

The remains of the oldest public library in Germany, a building erected almost two millennia ago that may have housed up to 20,000 scrolls, have been discovered in the middle of Cologne.<p>The walls were first uncovered in 2017, during an excavation on the grounds of a Protestant church in the centre …

Archaeology

Physics Needs Philosophy / Philosophy Needs Physics

Philosophy has always played an essential role in the development of science, physics in particular, and is likely to continue to do so

Philosophy

Beyond Time

We conventionally think of time as something simple and fundamental. It flows uniformly, independent of everything else, from the past to the future, …

Physics

Almost 80% of US workers live from paycheck to paycheck. Here's why | Robert Reich

Starting in the 1980s and with increasing ferocity since then, private-sector employers have fought against unions<p>The official rate of unemployment in America has plunged to a remarkably low 3.8%. The Federal Reserve forecasts that the unemployment rate will reach 3.5% by the end of the year.<p>But …

Income Inequality

What Machine Learning Can and Cannot Do

By<p>Irving Wladawsky-Berger<p>Artificial intelligence is rapidly becoming one of the most important technologies of our era. Over the past few years, the necessary ingredients have come together to take AI across the threshold: powerful, inexpensive computer technologies; huge amounts of data; and …

Machine Learning