Ajcyr

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New stem cell operation could revolutionise treatment of knee injuries

Operation being trialled at Southampton hospital involves coating damaged cartilage with stem cells from patient's hip<p>Surgeons have pioneered a new knee operation that could prevent the development of arthritis and extend sporting careers.<p>The procedure, which is being trialled at Southampton …

The 2-Minute Workout That Works Your Abs From Every Angle

How strong is your core? Find out with this ultimate ab challenge<p>Ripped abs are reason enough to add some core moves to your routine. But a strong torso can also give you the foundation you need to lift more weight with less risk of injury. "Crunches alone won't get the job done, though," says Todd …

Exoskeleton to Open World Cup

Next week, hundreds of millions of viewers will tune in to watch the first match of the 2014 FIFA World Cup, between Brazil and Croatia, in Sao Paulo. But before the Selecao begin their decimation of the Croats, viewers may witness the first public demonstration of a major breakthrough in …

Exoskeletons

Your Body Can Kill Cancer. It Just Needs Better Instructions.

Researchers have been programming peoples' immune systems to recognize and destory cancer.<p>Part of what makes cancers so insidious is that they’re not invaders: They’re our own cells turned against us. That means the body usually doesn’t see them as a threat. But over the last few years, teams at …

Cancer

How A Simple New Invention Seals A Gunshot Wound In 15 Seconds

An Oregon startup has developed a pocket-size device that uses tiny sponges to stop bleeding fast.<p>When a soldier is shot on the battlefield, the emergency treatment can seem as brutal as the injury itself. A medic must pack gauze directly into the wound cavity, sometimes as deep as 5 inches into …

Medicine

Parts of Our Bodies Age at Different Rates

<b>Parts of Our Bodies Age at Different Rates</b><br>Some people age faster than others, but the discovery of a DNA body clock by UCLA researchers now shows that different parts of our bodies age faster than others. The discovery offers important insights into the aging process — and what we might be able to do about it.<p>The new research, which was conducted by Steve Horvath, a professor of human genetics at the David Geffen School of Medicine at UCLA and of biostatistics at the UCLA Fielding School of …

Astronaut uses single strand of hair to move in zero gravity

It doesn't take much of a push to get around in space, as NASA astronaut Karen Nyberg recently demonstrated aboard the International Space Station.<p>In a video to describe the effects of weightlessness, Nyberg used a single strand of her own hair to propel herself, tumbling slowly backward after …

Space Exploration

First child 'functionally cured' of HIV remains in remission, scientists announce

In March, a team of medical researchers revealed that a two-year-old patient had been "functionally cured" of HIV after undergoing unusually early treatment with antiretroviral drugs. The instance marked the second documented case of HIV remission, and was the first such case involving a …

Nuclear fusion milestone passed at US lab

<b>Researchers at a US lab have passed a crucial milestone on the way to their ultimate goal of achieving self-sustaining nuclear fusion.</b><p>Harnessing fusion - the process that powers the Sun - could provide an unlimited and cheap source of energy.<p>But to be viable, fusion power plants would have to …

Nuclear Energy

FYI: Is It Possible To Control Our Dreams?

Yes, but only with practice. The best place to start is right before bed. Deirdre Barrett, a professor of psychology at Harvard University and author of <i>The Committee of Sleep</i>, asked 76 college students to choose a problem (where to take a vacation; how to arrange their furniture) and focus on it …

Doctors Vacuum A 2-Foot-Long Clot Out Of Man's Leg

The human body is so weird.<p>So we don't know how 62-year-old Todd Dunlap is feeling right now. We just can't imagine. Last month, doctors vacuumed a two-foot-long clot out of his leg veins—a first for the state of California, according to UCLA, where Dunlap was treated.<p>Dunlap's doctors used a …

Research Experiment Produces First Human Brain-To-Brain Interface

In more brain news, researchers from the University of Washington (UW) say they’ve created the first successful, non invasive brain-to-brain-interface.<p>Don’t run screaming from your computer just yet. This is a research project in a controlled lab. The researcher, Rajesh Rao, says he was able to …

Med students develop knife that can detect cancerous tissues within seconds

Here's one for the medical journals: researchers at London's Imperial College have created a high-tech scalpel that can differentiate between cancerous and non-cancerous tissue <i>as it cuts</i>. The team calls it the iKnife (intelligent knife), and by analyzing vapors created during electrosurgical …

CLARIFICATION: Doctors Treat A Dying Girl With Modified HIV. The Reason Why Will Amaze You.

Solar powered plane finishes journey, lands in NYC

NEW YORK (AP) — A solar-powered aircraft completed the final leg of a history-making cross-country flight Saturday night, gliding to a smooth stop at …

First-Ever Super-Slow-Motion Video Of Hummingbirds Hovering

How does a hummingbird hover? Let's point a $150,000 high-speed camera at one and find out.<p>In order to design and create better flying robots, a team at Stanford University needed to see things our pitiful human eyes can't--like, how exactly does a hummingbird hover? How does a swift dive? So they …

Stem-Cell Transplants Erase HIV In Two Men

Two cancer patients in Boston no longer show any evidence of HIV infection, researchers announce.<p>Two men with HIV seem to have been cleared of the virus after receiving stem-cell transplants to treat their lymphoma, scientists announced Wednesday at an International AIDS Society conference in Kuala …

Would A Human Head Transplant Be Ethical?

A couple professors sound off about the ethics of transplanting one human's head onto another human's body.<p>Two days ago, we reported on a controversial paper by Italian neurosurgeon Sergio Canaveri about human head transplants. The paper, entitled "HEAVEN: The head anastomosis venture Project …

Explosion in Number of Potentially Habitable Worlds

Climate model predicts 60 billion water-friendly planets around red dwarf stars.<p><b>The number of potentially habitable worlds circling red dwarf stars—the most abundant type of star in our Milky Way galaxy—may have just doubled to 60 billion, a new study suggests.</b><p>Using global climate models originally …

Flight Paths of Fireflies Made Visible in Beautiful Long Exposure Photo Series

The flight paths of fireflies are made visible in these beautiful long exposure photos taken by photographer Yume Cyan in a forest near Nagoya, …

Big Pic: Eruption Of Alaska's Pavlof Volcano, As Seen From The International Space Station

The crew aboard the International Space Station managed to snap these three striking images of Alaska's Pavlof Volcano a few days ago, which capture (via their oblique angles) just how far these plumes can stretch and how huge they can be (we usually see these images from directly above, so it's …

Scientists Create Bone Using Layered Clay

A common industrial material turns stem cells into bone cells, a discovery that could throw open the door to major tissue engineering breakthroughs.<p>Researchers at Brigham and Women's hospital have discovered that layered clay—that is, synthetic silicate nanoplatelets used in everything from glass …

Two-year-old girl receives new trachea made from her own stem cells

Doctors announced today that two-and-a-half year old Hannah Warren just became the youngest person in history to receive a bioengineered organ transplant, a new windpipe made of a synthetic scaffold and her own stem cells. The nine-hour long procedure was performed April 9th, at Children's Hospital …

Yes, Your Mind Can Control Your Body Temperature

Tibetan nuns prove the physical effects of spiritual activity.<p>You don't have to look far to find the (mostly) positive and surprisingly powerful effects of meditation. But one of the more unexpected effects was just recently published: Tibetan nuns can change their core body temperatures with a …

Robotic jellyfish could one day patrol oceans, clean oil spills, and detect pollutants. http://bit.ly/ZsNTHF

Festo Unveils BionicOpter, a Robotic Dragonfly

Festo has unveiled BionicOpter, its impressive blue dragonfly robot. The four winged robot has a wingspan of 70 centimeters (27.5 inches) and a body …

Scientists develop biological transistor that can command living cells

Fully biological computers are getting closer to reality. Scientists at Stanford University today announced they have created a new type of transistor, the most basic part of a computer (and almost all other modern electronics), that is made entirely using genetic material, and works inside of …

A Robot With Heart

Using cardiac cells as a motor.<p>"Our miniature bio-bot is made of a flexible polymer and living heart cells. The cells beat together, creating a contracting and releasing motion that inches the bot forward. We use a 3-D printer to build the bot's body layer by layer out of a hydrogel—the material …