Luigi Vargas

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In Landmark Study, Human Stem Cells Restore Monkeys’ Movement After Spinal Cord Injury

Stem cell therapy is highly attractive in its intuitive simplicity: you clean out injured cells, plop down a gang of healthy replacements, sit back, …

Keeping these 12 plants in your home can improve your health — and they're almost impossible to kill

Eating plants isn't the only way to reap their benefits. Science has shown that keeping a simple houseplant can do wonders for your health.<p>Horticulturist Marc Hachadourian, the director of the Nolen Greenhouses at the New York Botanical Garden, told us that plants benefit both your physical and …

How one word from Elizabeth Warren exposed the massive split in the Democratic Party

<b>(CNN) —</b> "Yes."<p>That was Massachusetts Sen. Elizabeth Warren's response to a simple question asked by CNN's Jake Tapper Thursday night: "Senator, do you agree with the notion that (the 2016 Democratic primary) was rigged?"<p>And with that single word, a largely behind-the-scenes feud -- over not just …

Government

The FDA has labeled ecstasy a "breakthrough therapy" for PTSD

From Illegal Drug to Legal Treatment<p>The U.S. Food and Drug Administration (FDA) has determined that 3,4-methylenedioxymethamphetamine (MDMA), also …

Mental Health

16 incredible European destinations that haven't been discovered by tourists

A recent thread on Quora discussed some of the best destinations in Europe that remain unknown.<p>The answers hit on a number of hidden gems, which we included in this list, along with some others that came from our own research.<p>From Denmark's Faroe Islands to one of Armenia's oldest monasteries, here …

A New Flavor of CRISPR Could Tackle Some of the Worst Genetic Diseases

Most of the time, when people talk about the cutting edge gene editing technology CRISPR, they are actually talking about CRISPR-Cas9. CRISPR, you …

Genetics

Bee venom blasts through blood brain barrier to bring medicine

Getting medication to the brain can be tricky because of the blood brain barrier, which acts like a semipermeable wall between the circulatory system …

The Brain

Scientists Grafted Eyes Onto a Blind Organism's Back, and It Could See

From Dark to Light<p>In a breakthrough for regenerative medicine, researchers have developed working eyes attached to the tails of blind <i>Xenopus</i> …

Researchers Use Brain Implant to Make Paralyzed Monkeys Walk

Getting these simians to walk was anything but monkey business.<p>Between 255,000-600,000 Americans can't walk because of paraplegia, or leg paralysis usually linked to spinal damage. But Tomislav Milekovic, a researcher at the Swiss Federal Institute of Technology (EPFL) in Lausanne, Switzerland, and …

This could be the end of free trade

Donald Trump opposes most multinational agreements, including noneconomic ones. He believes they do more harm than good.<p>Some think these treaties put poor countries at a disadvantage. Others say they transfer jobs to low-wage countries. This enriches multinational corporations but hurts local …

Behind the scenes of the monetary agency that is just as powerful as the military and CIA

One of the most powerful, and also most secretive, of these agencies is an institution that is not even part of the U.S. government. It's an autonomous part of an emerging scheme of global governance accountable only to a small elite of central bankers, finance ministers and heads of state. That …

A civil servant missing most of his brain challenges our most basic theories of consciousness

Not much is definitively proven about consciousness, the awareness of one’s existence and surroundings, other than that it’s somehow linked to the brain. But theories as to how, exactly, grey matter generates consciousness are challenged when a fully-conscious man is found to be missing most of his …

Consciousness

3tags.org is coming soon

Probiotics on the brain: One gut microbe reverses autism-like symptoms in mice

Proving strength of the gut-brain axis, bacteria-laced drinks improve mouse behavior.<p>When making up your mind, going with your gut can be a safe bet. …

Where Will All the New Neuroscientists Go?

Unlike biochemistry and psychology, brain science did not exist as a separate academic field until the middle of the 20th century. In recent decades, …

Education

Why Do Humans Have An Innate Desire To Get High?

It’s easy to explain the appeal of drugs like heroin and cocaine, which directly stimulate the brain’s reward centres. What’s less easy to explain is …

6 documentaries on Netflix that will make you smarter

The reason these are the best of Netflix's many "brainy" entries is they all share a multifaceted approach — looking at the economics, social, and cultural angles of each problem while also keeping us tied to a single, compelling narrative.<p>Six incredible, stimulating documentaries, all streaming on …

Study: Antibiotics Kill Gut Bacteria, Stop Growth of New Brain Cells

Our lives are intertwined with microbes. These creatures have developed a symbiotic relationship with the plants and animals of this Earth, evolving …

Dead could be brought 'back to life' in groundbreaking project

A groundbreaking trial to see if it is possible to regenerate the brains of dead people, has won approval from health watchdogs.<p>Indian specialist Dr Himanshu Bansal, working with Biotech companies Revita Life Sciences and Bioquark Inc, has been granted ethical permission to recruit 20 patients who …

Why Does Gravity Move At The Speed Of Light?

If you looked out at the Sun across the 93 million miles of space that separate our world from our nearest star, the light you’re seeing isn’t from the Sun as it is right now, but rather as it was some 8 minutes and 20 seconds ago. This is because as fast as light is — moving at the speed of light …

Physics

It seems life really does have a vital spark: quantum mechanics

<b>For centuries philosophers have grappled with the question of what makes life, and thanks to the science of quantum mechanics we might just have the</b> …

Quantum Mechanics

Americans are relying on a broken system to lose weight — here’s why it’s useless to count calories

Bo Nash is 38. He lives in Arlington, Texas, where he's a technology director for a textbook publisher.<p>And he's 5'10" and 245 lbs - which means he is classed as obese.<p>In an effort to lose weight, Nash uses an app to record the calories he consumes and a Fitbit band to track the energy he …

The Obama administration doesn't understand what 'privacy' means — let me explain

Last week, the Obama administration sent a high level delegation to Silicon Valley to lobby for back doors into software and to urge companies not to develop unbreakable encryption. Apple CEO Tim Cook lashed out at this delegation, criticizing the White House for a lack of leadership and asking the …

Network of artificial neurons learns to use language

A network of artificial neurons has learned how to use language.<p>Researchers from the universities of Sassari and Plymouth found that their cognitive …

The Tantalizing Links between Gut Microbes and the Brain

Nearly a year has passed since Rebecca Knickmeyer first met the participants in her latest study on brain development. Knickmeyer, a neuroscientist …

Neuroscience

16 Wikipedia Pages That Will Change The Way You See The Universe

Robot proteins, immortality, Martian rocks falling from the sky, catastrophic eruptions, and reverse evolution! What more could you ask for?

How the Brain Keeps Time

<b>Study reveals neuron-firing patterns that underlie time measurement.</b><p>Keeping track of time is critical for many tasks, such as playing the piano, …

Recurrent Neural Networks Tutorial, Part 2 – Implementing a RNN with Python, Numpy and Theano

This the second part of the Recurrent Neural Network Tutorial. The first part is here. Code to follow along is on Github. In this part we will …

Deep Learning

Neuroscience's New Consciousness Theory Is Spiritual

"Science is not only compatible with spirituality; it is a profound source of spirituality" -Carl Sagan<p>It appears that we are approaching a unique time in the history of man and science where empirical measures and deductive reasoning can actually inform us spiritually. Integrated Information …

Kepler-452b: What It Would Be Like to Live On Earth's 'Cousin'

Kepler-452b may be Earth's close cousin, but living on the newfound world would still be an alien experience.<p>A group of pioneers magically …

Universe