Ravi kanyan

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How does a lightbulb actually work?

How does a fiddly little piece of wire encased in a glass bubble manage to illuminate so well? James May on how the humble lightbulb does its job, more by accident than design.<p>The lightbulb has been shedding light in our homes and workplaces since the 1870s. and it’s been doing a sterling job …

How does human eyesight compare to animals?

Who’s got the better eyesight – a human or a cat? Well, it depends on the time of day, and what you’re looking at. Chris Howard takes a look.<p>What’s the difference between the way a cat sees the world and a human? Well, according to new research, that depends very much on how far away the object is, …

Interactive Coral Reef Panoramas Will Make You Hate Your Landlubbing Life | WIRED

Often described as undersea rainforests, coral reefs are among the most diverse -- and threatened -- of Earth's ecosystems. Rising from the seafloor, …

How we deal with atomically precise manufacturing will reframe the future for human life and global society<p>In my initial post in this series, I asked, "What if nanotechnology could deliver on its original promise, not only new, useful, nanoscale products, but a new, transformative production …

Amino acids may let new knees work faster - Futurity

Amino acids before and after knee replacement help patients recover faster and suffer less muscle atrophy, according to research from University of …

Tiny Dragonfly Backpacks Reveal Mysteries of the Brain

Scientists are wiring the insects to better understand how motion is controlled.<p><b>In a windowless room in northern Virginia, neuroscientist Anthony Leonardo is about to open a door. Quickly. "There are thousands of fruit flies in there, and we don't want them all to escape," he says.</b><p>The fruit flies …

Cells to Civilizations by Enrico Coen | book review

Is there a grand unifying theory that encompasses all life? For example, do genes share anything in common with modern human civilisations? Yes they do, if you believe British plant biologist Enrico Coen's argument that the diverse processes share something fundamental.<p>In his most recent book, …

Rare childhood disease may clarify Alzheimer's - Futurity

By studying a rare disease that leaves children unable to walk by adolescence, Rutgers researchers hope to better understand diseases like …

The science and magic of wine-making

… a new friend is as a new wine; when it is old, thou shalt drink it with pleasure. <i>Ecclesiasticus 9:10</i><p>I grew up on tales of my Dad's 1970s homemade hedgerow wines. Their fruity aroma and potency were legendary. All that remains of this heady era are five very dusty bottles of "vintage" wine sitting …