Samuel Garcia

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The 3 Things All Humans Crave--And How To Motivate Anyone, Anytime, Anywhere

Maslow was right.<p>As you probably know, once we have food and shelter, but before we can seek self-actualization—the Smart State—we must feel safety, belonging and mattering. Without these three essential keys a person cannot get in their Smart State—they cannot perform, innovate, feel emotionally …

This Is Where Self-Esteem Lives In The Brain (PHOTO)

Researchers at Dartmouth College have identified a region of the human brain that seems to predict a person's self-esteem levels.<p>It's called the frontostriatal pathway, and the stronger and more active it is in the brain, the more self-esteem someone has. The findings, published online in the …

A 100-year-old drug corrects autistic social behaviors in lab tests

Suramin was developed to treat African sleeping sickness, but results in mice might lead to new therapies for autism<p>Old drugs can sometimes yield surprising results. A well-known diabetes pill called Metformin, for instance, is now being used to treat certain cancers. And Thalidomide, a drug used …

Leukaemia researchers find ‘genetic switch’ to repair cancer cells in mice

Melbourne medical institute uses differentiation therapy to rehabilitate cells that have become malignant<p>The most common childhood leukaemia can be “cured” in mice with the flick of a genetic switch, Australian researchers have discovered.<p>Mice at Melbourne’s Walter and Eliza Hall Institute …

Scientists break the genetic code for diabetes in Greenland

A spectacular piece of detective work has mapped a special gene variant among Greenlanders which plays a particularly important role in the …

A single broken gene slashes your heart attack risk

Two new studies have identified mutations that could have a big impact on cardiovascular disease<p>When cholesterol accumulates inside blood vessels, they sometimes burst into clots that block the flow of blood to a person's brain. This is what we call a stroke. But even though doctors have understood …

Exploring how the nervous system develops

"Current views of retinal development propose that molecular switches control the alternate fates a newborn neuron should adopt, leading one to …

Researchers tie social behavior to activity in specific brain circuit

A team of Stanford University investigators has linked a particular brain circuit to mammals' tendency to interact socially. Stimulating this …

3D-Print a Brain with Free Government Library

People can now download, share and edit files for use in 3D printers from a new government website. The site has files that can be used to create …

Epigenetics 101 — part 2: cancer, chaos and chemo

As explained in part 1, epigenetics — chemical modifications to DNA and proteins – can profoundly affect gene activity. But epigenetics also plays an important role in cancer, and research in this field may be opening up potential new treatment options<p>There are many different types of cell in the …

Brain Changes Suggest Autism Starts In The Womb

The symptoms of autism may not be obvious until a child is a toddler, but the disorder itself appears to begin well before birth.<p>Brain tissue taken from children who died and also happened to have autism revealed patches of disorganization in the cortex, a thin sheet of cells that's critical for …

Woman Has Her Skull Replaced With A 3-D-Printed Plastic One

The most significant skull prosthetic to date<p>A woman with a rare bone disorder has had much of the top of her skull replaced with a 3-D printed plastic piece, <i>Wired U.K.</i> reports. Three months later, she's symptom-free and back to work.<p>The woman's condition made her skull increase in thickness, …

3D Printing

Scientists just took a major step toward making life from scratch

For the first time, researchers have synthesized a eukaryotic chromosome in a lab<p>Synthetic biology has come a long way in recent years. In the last two decades alone, scientists have been able to go from synthesizing the genome of a relatively small virus, Hepatitis C, to creating what researchers …

How Being Ignored Helped A Woman Discover The Breast Cancer Gene

Back in the 1970s, a geneticist named Mary-Claire King decided she needed to figure out why women in some families were much more likely to get breast cancer.<p>It took 17 years for King and her colleague to identify the single gene that could cause both breast and ovarian cancer. During that time, …

You Yawn. She Doesn't Yawn Back. Uh-Oh

You are at a table for two, sitting with your girlfriend or boyfriend, when, for no good reason (you can't help it, you didn't mean to do it), you yawn. It's a big, gaping, jaw-extending, embarrassing yawn and because you didn't cover your face, oh, God, she/he sees it. A second or two goes by, and …

EEG study shows how brain infers structure, rules when learning

What is startling is the "response to correct? buttons" of nonexistent structure or order.<p>Please sign in to add a comment. Registration is free, and …

Erasing Bad Memories: Wiping Out Unconscious Traces Is Possible

Bad memories are not only part of our conscious mind, they also leave a trace in our unconscious. But now, new research shows that actively trying to …

The Brain

What Happens To Your Brain When You Get Black-Out Drunk?

You wake up in an unfamiliar room, missing a button or two, with a few stains on your shirt that you're hoping are food-related. The last thing you …

Extended Sleeplessness Leads to Irreversible Brain Damage | US News

Scientists knew there were certain neurons in the brain stem that are awake when we are awake and "sleep when we sleep," says Dr. Sigrid Veasey, a …

Cancer cells change while moving throughout the body

A major focus of contemporary cancer research is on how to stop or fight metastasis – the spread of a cancer from one organ or part to another …

Will Your Next Burger Come From a Petri Dish?

The first lab-grown hamburger was served this week. Is this the future of meat?<p><b>Would you eat beef grown in a petri dish? It may sound unappetizing, but when tasters bit into the world's first lab-grown hamburger at a London press conference on Monday, they declared it "close to meat."</b><p>To learn more …

Is meat grown in labs the next logical step for food production?

Lab-grown meat might seem like a shake-up in the world of agriculture, but it’s really part of the trajectory that agricultural technology is already …

Sweet hydrogen: how sugar could help satisfy the world's energy needs

Hydrogen makes an extraordinarily efficient and clean fuel. Three times as energy-efficient as petrol, Nasa used it to power its space shuttles. It …

How 3-D Printing Body Parts Will Revolutionize Medicine

Welcome to the age of bioprinting, where the machines we've built are building bits and pieces of us.<p>A device the size of an espresso machine quietly whirs to life. The contraption isn't filled with fresh, pungent grounds but, instead, spoonfuls of opaque, sterile goo. Its robotic arm moves …

Say Hello To The World's Largest Known Virus

Let's hope it's friendly.<p>The viruses that we're most familiar with, like the influenza virus, are small and simple. Influenza is about 100 nanometers across, and has only 13 genes. But scientists are beginning to realize that there's no reason a virus needs to be that small or that simple--and in …

Carry this heart gene mutation? Don’t work out - Futurity

JOHNS HOPKINS (US) — Exercise is a potentially deadly risk even for otherwise healthy carriers …