Aarsh Singh

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Nasa prepares Orion for second launch attempt on Mars mission

Engineers work on crew capsule for Friday takeoff after first test launch was postponed by technical and weather problems<p>Nasa is to make a second attempt to launch its “Mars spacecraft”.<p>The Orion crew capsule is being touted by the US space agency as the essential first step in its ambition to land …

Codecademy: From Zero Experience To A Tech Job In Three Months

Codecademy, a venture-backed company, offers free online training for tech workers. Since it opened in 2011, more than 25 million people have taken those courses, according to CEO Zach Sims.<p>Courses include how to build websites and e-commerce apps, which, said Sims, “use modern languages like Ruby …

The Truth About How Your Brain Gets Smarter

“What’s your greatest fear?” I asked Bill Gates one night, over Tom Yum Gai.<p>“Easy—not getting smarter.”<p>Bill then laid out his plan to ensure he’d always be surrounded by super smart people.<p>Maybe he didn’t know about myelin.<p><b>The Smarter Secret</b><p>Let’s assume “smarter” means making better choices, …

Black Hole Challenge To Einstein's Theory

Structural changes to the Milky Way’s super-massive black hole have been detected as it emitted a blaze of electromagnetic energy, an observation that could lead to a profound rethinking of physics.<p>The images of the singularity at the core of our galaxy (called Sagittarius A*, abbreviated SgrA* and …

We Might Totally Misunderstand Galaxies, NASA Experiment Finds

The dark spaces in between the massive but often far-flung galaxies of the universe are not as dark as they seem, and that has scientists redefining what a galaxy actually is.<p>An experiment involving NASA sounding rockets has detected an unexpected amount of infrared light in those dark spaces, …