Devorah Cohen

107 Flips | 15 Magazines | 14 Likes | 1 Following | 3 Followers | @DevorahCohen | Keep up with Devorah Cohen 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 “Devorah Cohen”

North Korea sticks with ‘new era’ pledge despite Trump’s reversal over nuclear threat level

SEOUL — North Korea appeared unwilling on Sunday to respond harshly after President Trump reversed course to declare the country still a threat, with Kim Jong Un's regime pledging that it seeks a “new era” with the United States but offering no specific plans toward dismantling its nuclear …

Cell-sized 'microlasers' could regulate brain activity

Scientists have spent years creating ever-smaller lasers. Berkeley Lab's latest invention, however, is something special -- and could lead to a significant change in medicine. An international team at the school has developed "microlasers" that are smaller than a red blood cell. The researchers …

This black woman’s beauty and talent made her a Hollywood star — her fight against racism made her a hero.

After being typecast, marginalized, and refused service, Lena Horne fought back.<p><b>By Erin Blakemore</b><p>In 1949, Lena Horne was one of America’s most …

Justice

Raising a Social-Media Star

The parents of teen internet celebrities get a crash course in a new kind of fame while trying to maintain boundaries for their newly rich and powerful children.<p>When then-14-year-old Jonas Bridges ran down the stairs of his Atlanta home shouting, “Dad, I’ve got 1,000 fans!” his father, Rob Bridges, …

Social Media

Scientists create new molecule to combat pain

Researchers from the University of Texas at Dallas have created an RNA-mimicking molecule that blocks the series of pain sensitization reactions that …

The Truth About Electrical Brain Stimulation

Shocking your scalp using two wet sponges and electrodes is having a bit of a moment. The procedure, called transcranial direct current stimulation …

The Brain

This map shows the US really has 11 separate 'nations' with entirely different cultures

The United States comprises several different regions, each with its own rich history and cultural identity.<p>Exactly where those regions start and end has been a long-running debate, but according to author Colin Woodard, the United States can be divided into 11 distinct sub-nations.<p>Woodard mapped …

New Orleans

The First Americans

Did you ever hear the story of the first people to come to the Americas? No, not Christopher Columbus. Not Leif Erikson, either. We're talking about …

Woman receives bionic hand with sense of touch

Fergus Walsh @BBCFergusWalsh on Twitter<p><b>Scientists in Rome have unveiled the first bionic hand with a sense of touch that can be worn outside a laboratory.</b><p>The recipient, Almerina Mascarello, who lost her left hand in an accident nearly a quarter of a century ago, said "it's almost like it's back …

Luke Skywalker

Ancient Human Remains Document Migration From Asia To America

In Alaska, scientists have uncovered something they say is remarkable: the remains of two infants dating back more than 11,000 years.<p>Their discovery is evidence of the earliest wave of migration into the Americas.<p>"It's incredibly rare," says Ben Potter, an archaeologist at the University of Alaska …

Anthropology

Is climate change making hurricanes worse?

<b>The past year has been a busy one for hurricanes.</b><p>There were 17 named storms in 2017, 10 hurricanes and six major hurricanes (category 3 or higher) - an above average year in each respect.<p>The 10 hurricanes formed consecutively, without weaker tropical storms interrupting the sequence.<p>The only other …

Tesla Turns Power Back On At Children's Hospital In Puerto Rico

Tesla has used its solar panels and batteries to restore reliable electricity at San Juan's Hospital del Niño (Children's Hospital), in what company founder Elon Musk calls "the first of many solar+battery Tesla projects going live in Puerto Rico."<p>The project came about after Puerto Rico was hit by …

Puerto Rico

Your nails could be warning you about serious health problems — here's what to look out for

For some people, nails are a fun body part to decorate. For others, they are barely given any thought. But what many people may not realize is that fingernails can hold important information about an individual's health.<p>Before diving into the many things that can go wrong with nails, it's helpful …

Mayo Clinic

Cutting-edge immunotherapy treatment approved for another deadly cancer

The Food and Drug Administration approved a second version of a groundbreaking treatment Wednesday that genetically alters patients' cells to attack cancer — this time, to fight aggressive non-Hodgkin lymphoma.<p>The treatment is for adults with certain types of large B-cell lymphoma who have not …

Immunotherapy

Pen-like tool detects cancer in seconds

Distinguishing cancerous tissue from healthy tissue is a chief concern when it comes to surgery, which is why medical scientists are continually …

Cannabis-derived compound may help treat schizophrenia

New research paves the way for a new schizophrenia treatment, by testing the effect of a cannabis compound on rats. The study suggests that the …

How turmeric can help you get brilliant white teeth (really)

Even though turmeric is a game-changing skin booster and inflammation-fighting superfood, you have to be careful handling it—because it turns …

How does diabetes cause abnormal sweating?

Many people with diabetes will experience times when they sweat too much, too little, or at odd times.<p>Diabetes-related nervous system damage and low …

Homo naledi: Scientists just discovered something amazing about our early human relatives

In 2013, two recreational cavers accidentally stumbled upon pieces of human history while exploring the Rising Star cave system at the Cradle of …

FBI chief debunks Trump's wiretap claim and confirms probe of possible campaign links to Russia

In a double-barreled assault on the White House, FBI Director James B. Comey on Monday knocked back President Trump's claim of wiretapping by the Obama administration and disclosed that the FBI is investigating possible "coordination" between Donald Trump's presidential campaign and Russian …

Should Older Men Take Testosterone Supplements?

As men get older, the levels of testosterone in their blood often drop. This drop in testosterone has been hypothesized to lead to various things, …

Brief Report: Gene Therapy in a Patient with Sickle Cell Disease

Sickle cell disease is among the most prevalent inherited monogenic disorders. Approximately 90,000 people in the United States have sickle cell …

Michelle Obama isn’t the only liberal embracing George W. Bush these days

Eight years ago, amid the financial collapse known as the Great Recession, America broke up with its 43rd president with such relief it might as well have dumped his clothes on the White House lawn and screamed from an open window “get out!”<p>In 2008, at the close of his second term, President George …

Why Get Out Is the Best Movie Ever Made About American Slavery

Jordan Peele's horror film is about the theft of black bodies—but it isn't set in the Antebellum South.<p>G<i>et Out</i> is a kind of taut Universal romp, as if Alfred Hitchcock had finally contemplated the existential terror of race. <i>Get Out</i> is really a masterwork of Afrofuturism, the artistic and scientific …

Can Salted Doorknobs Prevent Superbug Infections?

In the battle against antibiotic resistance, salt might be a simple but effective weapon.<p>Over the last millennium, salt has undergone a major status shift, from exotic delicacy that drove humans to war to kitchen condiment taken so for granted that 90 percent of Americans consume too much of it …

Public Health

Skulls found in China were part modern human, part Neanderthal; possibly new species

Modern humans outlasted the Neanderthals by about 40,000 years and counting. But don’t pat yourself on the back too firmly for outliving those troglodytes. Neanderthals crafted tools and tamed fire. They cared for their dead. Animal horns and blackened fire pits encircling the remains of a …

A Primer About Cannabidiol And The Benefits Of CBD

Many of cannabinoids have therapeutic value and CBD is no exception.<p>Scientists are rapidly discovering more and more about the rather amazing abilities of the cannabinoids found in the cannabis plant. Most of them have shown therapeutic value, as have the terpenes, which give the plant its distinct …

Cannabis

New method measures cellular stiffness to predict cancer risk

One of cancer's many effects on the body is the stiffening of cells, a process that leads tumors to having a dense, thick composition. While …

Pot Brownies Aren't As Innocent As They Might Seem

What you need to know about the growing popularity of marijuana edibles across America.<p><b>By Margie Skeer, Tufts University</b><p>Marijuana-infused foods – …

Spring just keeps getting earlier. Guess what’s behind it?

In some parts of the country, the season just breezed in three weeks ahead of schedule. Balmy weather may seem like more good news after an already …