Rohan Goel

17 Flips | 2 Magazines | @RohanGoel2014 | Keep up with Rohan Goel on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Rohan Goel”

India plans to build the world's largest floating solar farm

Solar farms need three things: sunlight, photovoltaic panels and a huge expanse of land. It's the third in that list that's hampering green efforts in countries like India, where space is scarce and therefore very expensive. That's why India is copying Japan's (pictured) idea of building floating …

How To Make Your Own (Floating!) Concrete Boat

Rock the boat using the physics of buoyancy<p>The Greek polymath Archimedes is said to have solved the mystery of buoyancy in a bathtub. Even if the story is apocryphal, his principle isn't: If an object weighs less than the water it displaces, it won't sink.<p>Even concrete can float. Materials …

Supermoon: views from around the world - video

A 'supermoon' lights up skies around the world as the moon's proximity to Earth makes it appear much larger and brighter than usual. The phenomenon, which scientists call a perigee moon, occurs when a full moon coincides with the closest approach the moon makes to Earth. The moon was 353,000 …

First boron ‘buckyball’ could be used to store hydrogen : News blog

Just in time for the World Cup final, researchers have succeeded in building the first ‘buckyballs’ made entirely from boron atoms. Unlike true, …

Rain puddle, Milky Way, in Arches National Park

A high rock formation and rare rain puddle in the desert near Moab, Utah beneath the grandeur of the Milky Way.<p>Mike Taylor captured this photo. He …

The top 5 things that cause brain hiccups

Why are we capable of complicated thinking one minute, and the next, our minds are thrown for a loop by the simplest of things?<p>Our brains balk at the …

Mark Your Calendars: In A Year, We'll Arrive At Pluto

Planetary scientist Alan Stern is counting down the days — just 365 of them now. He has spent the past 8 1/2 years waiting for the New Horizons spacecraft to make a close encounter with Pluto. Next year, on July 14, the spacecraft will reach its destination.<p>"Not only did we choose the date, by the …

New light shed on how stardust forms around the remnants of a supernova

Using an instrument mounted on the European Southern Observatory's (ESO's) Very Large Telescope (VLT), scientists have been able to shed light on …

The Leica T (Type 701) Unibody Digital Camera Review by Steve Huff

Shooting with the Fuji X-Pro 1

A couple months ago, I traded most of my Canon DSLR bodies and lenses for the Fuji X-Pro 1 and also the X100S. You might be thinking, boy that was …

Using a Leica Summicron 50mm with the Fujifilm X-Pro1

I’d been wanting to use some Leica glass on my X-Pro1 for a long time, but it doesn’t come cheap so I kept putting it off. I finally found a …

A Tractor Beam Made of Sound

It can't pull a spaceship into the Death Star, but the acoustic tractor beam is the most powerful yet created.<p><b>Scientists have created a sonic tractor beam</b>. And it's not simply an amazing proof of concept: This beam pulls with a billion times more force and can tow objects a million times larger …

This Biodegradable Battery Can Melt Inside You

For powering everything from medical devices to environmental sensors, these batteries leave no trace once you’re done using them.<p>In the past, medical implants were a pretty permanent situation; if you had surgery to get something like a pacemaker, you’d have to have surgery to take it out. But in …

How To Turn A Clothespin Into A Matchstick Gun

Update your desktop arsenal with this creation<p>DIY enthusiast Grant Thompson, who previously made a 10-penny battery that powered a small light for almost two weeks, is at it again. Inspired by another project tutorial, Thompson created seven variations of a mini-pistol that can fire matches over 20 …

Crafting

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Weekends with Engadget: Nokia joins Microsoft, lost Andy Warhol artwork and more!

<i>Welcome to Weekends with Engadget, a quick peek back at the top headlines from the past seven days -- all handpicked by the editors here at the site. For even more action, subscribe to our Flipboard magazine!</i><p>Nokia is now officially part of Microsoft<p>Well, it's finally official: Nokia is now one with …