Kevin Kam

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Simple way to make stem cells in half an hour hailed as major discovery

A radical and remarkably easy way to make cells that can grow into any tissue in the body has been developed by scientists in Japan.<p>The feat has been hailed as a major discovery by researchers familiar with the work, and if it can be repeated in human tissue, could lead to cheap and simple …

Bionic hand gives amputee real feeling – video report

A bionic hand that allows the wearer to experience genuine feeling has been developed in Switzerland. The prosthetic limb returns the sensation of touch to users by connecting sensors to nerves in their arm. The first tester, amputee Dennis Sorensen, says he is delighted with the invention

Promising cancer therapy treatment: Vitamin C

Scientists have identified a simple, inexpensive compound that made cancer drugs more effective in mice and helped human patients weather the toxic side effects of chemotherapy.<p>But even as they touted their experimental results, they acknowledged that their remedy was unlikely to inspire the …

Cancer

Electric cars won't save the planet

Broader power reforms are the key to a brighter future<p>New research published in the <i>Environmental Science & Technology</i> journal this month has concluded that the widespread adoption of hybrid and all-electric vehicles wouldn't drastically reduce the emission of harmful gases in the United States. …

Tested: An App That Authenticates You By The Shape Of Your Ear

A taste of the biometric future<p>How unique are your ears? Maybe only Mom ever noticed them before, but, according to Michael Boczek, the particular way your ear touches your phone when you use it is unique to every person. Boczek's startup, Descartes Biometrics, has developed an app that lets you …

Sitting Still Is Bad For Your Neurons

A sedentary lifestyle can be alarmingly harmful, according to a new study published in <i>The Journal of Comparative Neurology</i>.<p>Researchers gathered a dozen rats and split them between two types of cages: enclosures with running wheels and enclosures without. After three months, scientists injected the …

Ask Anything: Do Plants Get Cancer?

Taking a look at the disease in greenery<p>In animals, a tumor develops when a cell (or group of cells) loses the built-in controls that regulate its growth, often as a result of mutations. Plants can experience the same phenomenon, along with cancerous masses, but it tends to be brought on via …

The power of tears: Why Google has its eye on smart contact lenses

When the cronut craze swept across New York in early spring of last year, the only major inconvenience associated with Dominique Ansel's novel culinary confection was the pain of waiting in line to get it. For a responsible person living with Type 1 (or Type 2) diabetes, like my good friend Cara, …

Camera could help motorists see through fog

A camera that could help drivers peer through thick fog has been developed by engineers<p>A camera that can see through opaque substances like milk could help motorists navigate their way safely along foggy roads.<p>Engineers at the <b>Massachusetts Institute of Technology’s Media Laboratory</b>, have developed …

Can Hydrogen Fuel-Cell Vehicles Compete With Electric Cars?

Suddenly, hydrogen fuel-cell cars are back in the news. Headlines have proclaimed a coming battle between plug-in electric cars and the new shining hope, hydrogen-powered vehicles.<p>Three automakers--Honda, Hyundai, and Toyota--will offer fuel-cell cars to consumers by the end of 2015, albeit in …