Brian McDonald

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Why Orange Juice Tastes Disgusting After You Brush Your Teeth

Finally, an answer.<p>In a handy video, the American Chemical Society has explained why orange juice (and food in general) tastes like soap after you brush your teeth. The basic gist is that a detergent called sodium lauryl sulfate, found within your toothpaste, blocks the sweet receptors on your …

Dawn of bionic age? Paralysed man becomes first to use power of thought to move hand

Ohio doctors insert microchip into Ian Burkhart’s brain allowing him to move hand for first time since accident<p>A young American paralysed in a swimming accident has become the first patient to move his hand using the power of thought after doctors inserted a microchip into his brain.<p>Ian Burkhart …

Ohio State University

Scientists Prime The Immune System As A Powerful Cancer Weapon

Watch out, cancer cells. Humanity is learning how to use our built-in weapon – our own white blood cells – to kill you.<p>Early results showing that genetically modified white blood cells, called T-cells, can make cancer cells disappear, at least temporarily, in 50% to 90% of patients with certain …

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 …

A Tractor Beam Made Of Sound Waves

The device can move around centimeter-sized objects.<p>Tractor beams (short for "attractor beams," which can bring one object closer to another from a distance) are a common trope in science fiction. But could they be made in real life? Researchers made news earlier this year when they created a kind …

New medical gel grows bone tissue exactly where you need it

Repairing seriously damaged bones is normally a delicate art; while you want to regrow bones quickly, you also have to carefully manage that growth to produce the right shape. Thankfully, Rice University has created a gel that makes it easier to produce only the bone tissue a patient needs. The …

Chameleon-Like Camouflage May Be Possible Thanks to Color-Changing Particles

It's not Harry Potter's invisibility cloak, but new findings could enable a chameleon-like style of camouflage.<p>Researchers at the University of …

Solar Lamps Double As Cute Robotic Pets

The Species of Illumination lamps (that’s Darwin and Wallace to you) can autonomously provide light in a dark room.<p>“As Plato said, ‘You can discover more about a person in an hour of play than in a year of conversation.’” That’s designer Bob de Graaf talking, and he has thought up a lamp that our …

Researchers Want to Teach Robots Right From Wrong

Can a robot weigh the consequences of its decisions -- and the consequences of those consequences?<p>Researchers from Tufts, Brown and Rensselaer Polytechnic Institute are exploring the possibility of developing technology to help robots make moral decisions, through a project funded by the Office of …

Mind-controlled prosthetic arm from Segway inventor gets FDA approval

Nearly eight years ago, DARPA, the US Defense Department's advanced research agency, set out to find a better solution for amputees than the metal hooks still widely used today. Now, the Food and Drug Administration (FDA) has granted its approval to one of the projects that came from that effort: a …

Magnetic Brain Stimulation May Trump Drugs For Severe Depression

For people with treatment-resistant depression, that is.<p>Drugs are the most common psychiatric treatment for depression. But about 40 percent of people fail to respond to this first-line of antidepressants. What to do? The answer to date has often been more and different drugs.<p>But transcranial …

Electric aircraft are on the way: Stylish Airbus plane makes its first flight

While electric vehicles are gaining popularity in the automotive world, the aviation industry is also looking into ways to clean up its act.<p>French firm Airbus is best known for its large passenger jets — including the double-deck Airbus A380 — but its latest project is rather smaller.<p>The E-FAN is a …

Speedy swarms of tiny robots build things in 'microfactory'

Stop whatever you are doing and watch these microrobots zoom around a "microfactory" like ants.<p>These magnetically controlled construction robots -- …

The robots of the future won't look anything like the Terminator

Andy Marchese has a lot of fish tanks but no fish food — his fish prefer batteries and compressed air. On a recent Monday, Marchese conducted an out-of-water demonstration of Bubbles, a pool-green silicone fish that sways its tail as cavities on each side of its body alternately inflate, creating a …

Chemists Expand Nature's Genetic Alphabet

For the first time, scientists have expanded life's genetic alphabet, by inserting two unnatural, man-made "letters" into a bacterium's DNA, and by showing that the cell's machinery can copy them.<p>The advance means that scientists have a new tool for exploring how life encodes information, which …

Scientists create 'alien' life form with artificial genetic code

Scientists made a substantial breakthrough in understanding how to alter the fundamental nature of life, and they did so by creating for the first time a partially artificial life form that passes along lab-engineered DNA.<p>The work, published online in the journal Nature on Wednesday, came from the …

Biology

Giant Chinese 3D printer builds 10 houses in just 1 day (PHOTOS, VIDEO)

A private company located in eastern China has printed ten full-size houses using a huge 3D printer in the space of a day. The process utilizes …

Installing the world's first electronic spine

In <i>The Washington Post</i> this week, reporter Jim Tankersley follows a team of doctors as they install one of the world's first electronic spine replacements, dubbed the Neurobridge. The patient is paralyzed from the chest down, but researchers hope the Neurobridge can restore control of his hands. A …

The bacteria that chat back and tell you how they are

Do you speak bacteria? The first conversations with microbes are already under way.<p>Manuel Porcar at the University of Valencia in Spain and his …

Nanowires three atoms wide could lead to paper-thin gadgets

What's that odd shape, you ask? That's the world's thinnest nanowire -- and it could be the key to a future wave of flexible devices. In blasting single-layered, semiconducting materials with an electron beam, Vanderbilt University student Junhao Lin has created wires that measure just three atoms …

Could 'space arks' save humanity? Experts design self-sustaining ships to rescue us in the event of a global catastrophe

• <b>Building self-sustainable spacecraft is the key to interstellar travel</b>• <b><br>That's according to Rachel Armstrong, the lead on Project Persephone</b>• <b><br>She said we</b> …

Dude, where's my car? Google Now knows

A new feature in Google Now for Android helps you remember where you parked your car.<p>A small update tucked into the Google Search app for Android on Thursday gives the Google Now personal assistant the memory powers suburban America has been waiting for: it remembers where you parked your car.<p>The …

Smart components that assemble themselves

Skylar Tibbits SM '10 was constructing a massive museum installation with thousands of pieces when he had an epiphany. “Imagine yourself facing …

3D goggles for insects could lead to robot breakthrough

Experiments which saw tiny 3D goggles stuck to the head of a praying mantis with wax could pave the way for new optical recognition systems for robots<p>Experiments which saw tiny 3D goggles stuck to the head of a praying mantis with wax could pave the way for new optical recognition systems for …

Newcastle University

Growing lettuce in space

A new space-faring lettuce is taking root on the International Space Station. Its name is “Outregeous.”<p>It’s spring, and all around the northern …

Researchers Track Isolated Amazonian Tribe With Google Earth

The researchers studied one village that has only 40 inhabitants.<p>As you can imagine, it isn't easy to study uncontacted tribes in Amazonia. And the history of western interaction with these tribes is dark indeed, often leading to the destruction of these peoples' way of life. So researchers have …

Google Earth

The First Look at How Google's Self-Driving Car Handles City Streets

Healing, 'Terminator'-style: Liquid metal could fix severed nerves

Biomedical researchers in China are taking a page from Hollywood, kind of, by using liquid metal to bridge the gap between the two ends of a cut nerve.<p>It's about time. Medical researchers are borrowing a page from the speculative science and technology of 1991's "Terminator 2" to help repair …

Scientists Create Personalized Stem Cells, Raising Hopes for Diabetes Cure

Insulin-producing cells could one day replace cells damaged by diabetes, a step toward curing the disease.<p>Regenerative medicine took a step forward on Monday with the announcement of the creation of the first disease-specific line of embryonic stem cells made with a patient's own DNA.<p>These cells, …

How Google's Self-Driving Car Doesn't Run You Over

The company's cars have logged 700,000 miles, and now they're focusing on more complicated city streets.<p>Google's self-driving cars are zipping right along, with 700,000 miles logged. In a new blog post, the company announced that it's been shifting its attention toward city driving, attempting to …

Autonomous Cars