John Mac Sharry

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24 hidden settings that can maximize your Mac

We mean Mac-simize.<p>Apple prides itself on the polish and slickness of its software, and on the surface, macOS proves itself an intuitive and easy-to-navigate operating system. Dig deeper, however, and you'll find a heap of useful settings and options that let you customize your computing …

Watch this emotional moment when this woman takes her first breath after a double lung transplant

When she was nearly 30, Jennifer Jones learned that she had been misdiagnosed with allergies and asthma all her life. According to <i>ABC 6 News</i>, …

Star-like cells may help the brain tune breathing rhythms

NIH study in rats suggests that support cells modulate brain circuit activity.

Our lungs aren’t all identical

Our lungs’ internal anatomy is surprisingly variable and some of these anatomical variations are associated with a higher risk of chronic obstructive …

Medicine

A Nobel prize-winning physicist identified three simple steps to mastering any subject

I wasn’t always a good learner. I thought learning was all about the hours you put in. Then I discovered something that changed my life.<p>The famous Nobel Prize-winning physicist Richard Feynman understood the difference between “knowing something” and “knowing the name of something,” and it’s one of …

Self-improvement

Bdellovibrio, the cannibalistic drug coming to humanity’s rescue

"Ferocious predators that consume almost all of their prey" are used for good.<p><i>Bdellovibrio</i> isn’t your average kind of bacteria.<p>“It has a …

Why Is The News About TB So Bad?

Many countries think of TB as a disease of the past and this lack of awareness results in shortfalls in funding and a lack of political will to aggressively combat the disease.<p>But a new WHO report on tuberculosis published this week makes it very clear that TB is a disease of the present. An …

The Cancer Surgeon’s Latest Tool: Quantum Dots

<b>The bits of semiconducting material</b> that are lately brightening the colors on television screens hold a much greater promise—that they will extend …

Cancer

Adolf Hitler's True Drug Habits Laid Bare By Norman Ohler In Blitzed: Drugs In Nazi Germany

Pig liver extracts also coursed through the Nazi leader's veins.<p>History has long informed us that Adolf Hitler was a regular user of Class A …

Scientists Have Discovered A Way To Kill Superbugs Without Antibiotics

As antibiotics become more commonplace, whether we need them or not, superbugs are worrying doctors and turning up more and more often. So the race is on to find methods to kill superbugs without antibiotics, and a new paper might reveal a major breakthrough.<p>Shu Lam, a graduate student at the …

Super Bug

3tags.org is coming soon

10 things men should do every day (according to science)

We all know the basics – exercise, eat vegetables, never look at booze or bacon, etc – but what else should we be doing every day for a better, healthier, happier life?<p>To paraphrase the slogan of a popular sugary treat, only science has the answer ...<p>1. Play computer games<p>Ever wanted a bigger …

Study: Cities have individual microbial signatures

<b>Source :</b> American Society for Microbiology<p>Cities have their own distinct microbial communities but these communities don't vary much between offices …

People with anxiety show fundamental differences in perception

People with anxiety fundamentally perceive the world differently, according to a study reported in the Cell Press journal <i>Current Biology</i> on March 3. …

Here’s how to bring your old laptop back to life

Every few years, we replace the electronic devices in our lives, because they start to feel slow, or won’t work with the latest programs. But we don’t often throw out the old ones, either out of inertia or because they’re not the sort of thing you can just toss into the garbage can. But there’s a …

Batteries

Intracellular Bacteria: Catch me if you can

Direct contact between host cells allows some bacteria to spread within the body without being attacked by the immune system.<p>Infectious diseases are …

Trogocytosis-associated cell to cell spread of intracellular bacterial pathogens

Macrophages are myeloid-derived phagocytic cells and one of the first immune cell types to respond to microbial infections. However, a number of …

Lung Capacity and Aging

Did you know that the maximum amount of air your lungs can hold—your total lung capacity—is about 6 liters? That is about three large soda …

Anti-vaccination school hit by chickenpox epidemic

At least 25 per cent of pupils have been hit by the illness in the past fortnight<p>A epidemic of chickenpox has swept through a school that endorses 'tolerance' for parents who prefer not to have their children immunised.<p>At least a quarter of all pupils as Brunswick North West Primary in Melbourne, …

TwitiKa.com

Seven myths about scientists debunked

As scientific researchers, we are often surprised by some of the assumptions made about us by those outside our profession. So we put together a list …

Clinical Trials

Toppling conventional 'textbook' view from 1960s, stem-cell scientists redefine how blood is made

Stem-cell scientists led by Dr. John Dick have discovered a completely new view of how human blood is made, upending conventional dogma from the …

Herpes affects two-thirds of people under 50, WHO says

Herpes simplex virus type 1, which causes cold sores around the mouth, is present in more than 3.7bn people, says organization amid push for vaccine<p>Two-thirds of the world’s population under 50 have the highly infectious herpes virus that causes cold sores around the mouth, said the World Health …

Epithelial Cell Contributions to Intestinal Immunity

Abstract<p>The epithelial surfaces of the mammalian intestine interface directly with the external environment and thus continuously encounter …

Washington, D.C. Is Now Partially Powered By Sewage

This has nothing to do with politics<p>Politics might get dirty in D.C, but the nation's capitol is making sure that even the dirtiest solid waste is getting cleaned up into green, renewable energy.<p>This week, utility company D.C. Water unveiled a brand new bioenergy facility that turns D.C. residents' …

Lyme Disease Treatment Would Prevent Infection, Researchers Say

Researchers working to develop a way to prevent Lyme disease say they’ve had promising results with an unusual approach that stimulates the immune system to ward off infection.<p>They’ve developed a lab-engineered antibody that they say could protect against Lyme for a whole season. Tests in mice show …

Disease

The limitations and perils of scientific studies

A staple in college psychology courses is the story of polio and "spongy tar." It seems that decades ago, researchers noticed that there were higher polio rates during times when tar was spongier in children's playgrounds. Based on that, they mistakenly concluded that spongy tar causes polio and …

'Good bacteria' key to stopping asthma

<b>Being exposed to "good bacteria" early in life could prevent asthma developing, say Canadian scientists.</b><p>The team, reporting in Science Translational Medicine, were analysing the billions of bugs that naturally call the human body home.<p>Their analysis of 319 children showed they were at higher risk …