Shruti Dharmaraj

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Nanoparticle Device Kills Germs With Sunlight

The solarclave could sterilize medical devices in areas without reliable electricity.<p>Though the steam-generating autoclave has long been the standard method of sterilizing medical equipment, this could change with the solarclave, a new solar-powered device developed by engineers at Rice …

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New Bionic Human Ear Works Better than Natural Ear

<b>What's the Latest Development?</b><p>Biologists at Princeton and Johns Hopkins universities have created an artificial human ear—using a three-dimensional …

Oscar Pistorius

Yuck: A 4th Grader's Short Documentary About School Lunch

(vimeo link)<p>A child's personal project turned into a documentary <i>Yuck: A 4th Grader's Short Documentary About School Lunch</i>. The film is 19 minutes …

North Korea fires short-range missiles

North Korea has launched three short-range guided missiles, according to a report by the South Korean news agency Yonhap.<p>Citing defense ministry sources in Seoul, Yonhap said the missiles had crashed into the Sea of Japan, off the eastern coast of the Korean peninsula.<p>Two rockets were launched this …

How City Living Is Changing Human Biology

<b>What's the Latest Development?</b><p>While only three percent of the world's surface is covered by urban landscapes, more than half of the human population …

Evolution

Are These Fragments From The Mysterious Forest-Flattening 1908 Tunguska Explosion?

During breakfast on June 30, 1908, a man named S.B. Semenov was sitting on a porch at a northern Russian trading post when the sky burst into flames. He looked up and saw the heavens appear to split apart, and he felt as though his shirt was on fire; after a moment, a heavy blow knocked him off his …

Researchers Trace Languages Of Billions Back To One Ancient Ancestor

At the end of the last ice age, a single language fractured, until it became the languages we speak across Asia and Europe.<p>At least 15,000 years ago, a single language started to break up. It broke into about seven different languages and, over the next 5,000 years, splintered into thousands more. …

Big Pic: The Milky Way's Black Hole Devours Hot Gas

Chomp chomp, guuulp.<p>Later this year, the supermassive black hole at the center of the Milky Way will dine on a small passing cloud of gas, which wandered too close and is now spiraling toward the black hole's maw. But that may only be a first course, according to new observations.<p>The Herschel space …

How The CIA Tried To Turn A Cat Into A Cyborg Spy

Misadventure though it was, the agency's Operation Acoustic Kitty was a visionary idea 50 years ahead of its time.<p>In the 1960s, the Central Intelligence Agency recruited an unusual field agent: a cat. In an hour-long procedure, a veterinary surgeon transformed the furry feline into an elite spy, …

Found: Proof That Seafloor Bacteria Ate Radioactive Supernova Dust

Microbes on the ocean bottom ate iron forged in the heart of a dying star<p>The late Carl Sagan said it best on his TV show <i>Cosmos</i>: "We're made of star-stuff." He meant that atoms which make up our bodies—and everything around us—formed when giant stars blew up billions of years ago. That material shot …

Watching Your Brain Freak Out On A Scanner Calms You Down

People who observed their own brain activity using real-time fMRI feedback were better able to control and reduce their anxiety, a new study says.<p>In a quirky new experiment, researchers at Yale University found that simply showing people what their anxious brains look like was enough to help those …

Glove Changes Color When It Detects Toxins

The glove, still in its prototype stage, could prevent serious injuries in workers who handle toxic materials.<p>Think of it as a wearable (and less cruel) canary. Researchers have developed a prototype of a glove that changes color in the presence of airborne toxins, such as carbon …

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Wonders of the World

Wonders of the World

Wonders of the World

Wonders of the World