Kat Star

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A low-tech breakthrough promises test-tube babies on the cheap

Alka Seltzer's chemistry could put in vitro fertilization in reach for millions<p>In 2008, two doctors approached Dr. Jonathan Van Blerkom, a professor at the University of Colorado and longtime embryologist, with an audacious proposal: bring in vitro fertilization, the groundbreaking but expensive …

Light from this 12-billion-year-old explosion just reached Earth

The rare gamma-ray burst occurred shortly after the Big Bang<p>It took 12 billion years, but light from a massive explosion that occurred shortly after the Big Bang has just reached Earth.<p>The rare gamma-ray burst could help scientists understand more about the early universe.<p>Recorded as GRB 140423A, …

Scientists reveal details of calcium 'safety-valve' in cells

Related images<br>(click to enlarge)<p>Sometimes a cell has to die -- when it's done with its job or inflicted with injury that could otherwise harm an …

Hubble Telescope Unveils Most Colorful View of the Universe Yet

Changing Planet<p>Composite visible and near infrared light collected from Hubble over a nine-year period.<br>Courtesy of NASA/ESA<p>NASA’s Hubble space telescope has unveiled its most colorful window into the universe yet, a glimpse of some 10,000 galaxies spread across space. Some of those universes date …

John Steinbeck On Why 'Camping Is For The Birds'

In the May 1967 issue of Popular Science, John Steinbeck argued that "the American passion for moving about in motorized caravans... results in little permanent damage beyond divorce and bankruptcy."<p><i>Earlier this month, we published John Steinbeck's 1966 letter to the editor of</i> Popular Science_, in …

The science of leeches

Medicinal leeches were all the rage throughout Victorian England and Europe. Umm, ok, in America too. And they've made a comeback in modern medicine. This video explains why.<p>Not too long ago, leeches were all the rage throughout Europe. Umm, ok, in America too. But to a far lesser extent. This is …

Magnetic moment of the proton measured with unprecedented precision

Physicists succeeded in the first direct high-precision measurement of a fundamental property of the proton / Results will contribute to a better …

How Candy Crush gets you hooked - six addictive tricks

From colour theory to cultural awareness, psychologist Dr Simon Moore explains the compulsion secrets hidden in mobile games like Candy Crush Saga<p>Casual games like Candy Crush Saga and Angry Birds may look simple, but underneath those bright colours, calming sounds and flashing messages, there's a …

PlayCanvas Takes its WebGL Game Engine Open Source

Video game creators will be pleased to hear that the WebGL PlayCanvas Engine has been open-sourced. Mozilla announced the move today on its developer blog and you can access the entire engine sourcebase right now over on GitHub.<p>The engine includes a full Javascript library tailored for video game …

Teaching Kids to Code Will Change The Way We Program

<i>Raj Sidhu is a designer, Web developer, and creator of Code Monkey Island, a board game that introduces kids to programming fundamentals.</i><p>I felt pretty jealous as I walked into the computer room of the elementary school I was visiting. The hulking PCs of my youth – with their giant floppy disk …