ibrahim

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Are Malcolm Gladwell's 10,000 Hours of Practice Really All You Need?

Practice makes perfect, but mastery might require something more than 10,000 hours of trying.<p>Keep practicing, and you might become an expert. Or maybe you won't. Who knows? Not the experts, suggests a raging debate.<p><b>Made famous by Outliers: The Story of Success, by Malcolm Gladwell, the 2008 book's</b> …

A Reading Teacher Who Lost The Ability To Read

Here's a medical mystery that begins with a kindergarten teacher. We're not using her full name to protect her medical privacy, so we'll call her M.<p>M. taught reading to 4 and 5-year-olds at a school outside Chicago, but two years ago something happened to her that changed her life: she lost the …

12 Underappreciated (But Equally Precious) Bodily Fluids

Blood, sweat, tears? Classic bodily fluids. And then there’s mucus, spit, semen, and urine—well known to juvenile minds everywhere. But blood, for …

New genetic clues for rheumatoid arthritis 'cure'

<b>An international team of researchers has found more than 40 new areas in DNA that increase the risk of rheumatoid arthritis.</b><p>The work is the largest genetic study ever carried out, involving nearly 30,000 patients.<p>The investigators believe new drugs could be developed to target these areas that …

Pain

What Your Brain Sees May Not Be What You See

Dangerous MRSA bacteria expand into communities

A USA TODAY investigation shows MRSA bacteria, once confined to hospitals, are emerging in communities to strike an increasing number of children, as well as schools, prisons, even NFL locker rooms.<p>Eric Allen went to bed March 1, thinking he had a light flu. By the time he staggered into the …

Why Do We Age? A 46-Species Comparison

Why we age is a tricky evolutionary question. A full set of DNA resides in each of our cells, after all, allowing most of them to replicate again and again and again. Why don’t all tissues regenerate forever? Wouldn’t that be evolutionarily advantageous?<p>Since the early 1950s, evolutionary …

The World’s Deadliest Drug: Inside a Krokodil Cookhouse

The following photographs were taken in Yekaterinburg, Russia in 2013. Alexei, age 33, injects a dose of krokodil. Beca<p>... VIEW MORE<p>Emanuele Satolli<p>1 …

'Memories' pass between generations

<b>Behaviour can be affected by events in previous generations which have been passed on through a form of genetic memory, animal studies suggest.</b><p>Experiments showed that a traumatic event could affect the DNA in sperm and alter the brains and behaviour of subsequent generations.<p>A Nature Neuroscience …

Genetics