revofoto

115 Flips | 7 Magazines | 11 Likes | @revofoto | Keep up with revofoto 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 “revofoto”

Bionic Leaf Makes Fuel from Sunlight, Water and Air

A tree's leaf, a blade of grass, a single algal cell: all make fuel from the simple combination of water, sunlight and carbon dioxide through the …

Bioo is the world's first planter that can charge your smartphone

A Barcelona startup wants to help regular people harness the power of photosynthesis. Bioo is the world’s first planter that can charge electronic …

Open source OBD-II Adapter

Automotive diagnostics have come a long way since the “idiot lights” of the 1980s. The current version of the on-board diagnostics (OBD) protocol …

How Much Gold Can You Refine From a Bunch of Old Computer Parts?

Some! But not enough to be worth the trouble.<p>Earlier this month, we learned all about the painstaking but far-from-impossible process of refining gold in your own kitchen and backyard from Cody of Cody's Lab. That was fascinating in its own right, but now the DIY chemist has but his metallurgical …

Don't blink! This amazing eye makeup art will blow you away

Most of us put on makeup every day, but if we consider the artistry of it at all, we usually just think about how it makes us look prettier. But Israeli visual artist Tal Peleg considers the eye her canvas.<p>Using not just the eyelid, but also the browbone and highlight space above it, the …

Hack Your Shower to Reuse Heat and Water

Imagine taking a deliciously long hot shower… Sounds great, except for all that fresh water and heat energy pouring down the drain! Well now you can enjoy long showers without the waste. Recover and recycle the water and heat, cutting your shower’s environmental footprint by about 90% with …

A breakthrough may make the mega flow battery commercially viable in the near future

With renewable power becoming more common, researchers are increasingly focused on figuring out how to safely store and discharge large amounts of energy. Expensive lithium-ion batteries don't do this well. Flow batteries, on the other hand, show a lot of promise — and a new design from researchers …

Print Your Own Circuit Boards At Home

For all the promise of 3-D printing, most machines can only shape plastic, meaning that if you want to build even a simple electronic at home, you’re going to be plugging in the bulky, premade circuits of Arduino boards. And if you’re a real industrial designer with proper resources, you’re going …

This DIY Solar-Powered Steam Generator Can Reach 250 Celsius

<b>Editorial note:</b> This is one of the many cool projects to come out of the POC21 conference where 100 eco-hackers gathered in a French castle to brainstorm ways to improve the world.<p>Around 25% of the total energy used in industrialized countries is consumed as heat, much of it generated by burning …

Clean Energy

DIY Smart Mirrors

A reflection of our society<p>What's the first thing you do when you wake up? I suspect you reach over to the nightstand, grab your phone and see what …

Energy storage advance readies concentrated solar power for the smart grid

The intermittent nature of renewable energy sources is a huge burden on the power grid, making flexible and economical energy storage an essential …

Is another human living inside you?

You may think your body and mind are your own. In fact, you are a fusion of many organisms - including, potentially, another person. Words by David Robson, photography by Ariko Inaoka.<p><i>This story is part of BBC Future’s “Best of 2015” list, our greatest hits of the year.</i> <i>Browse the full list.</i><p><i>-</i><p>Once …

Genetics

Build A 300-MPH Ping-Pong Cannon

Using air rifle technology<p>A world-class table-tennis player can smash the ball at almost 70 miles per hour. From my experience, it is darn difficult to return the ball at such speeds. Imagine a shot delivered more than four times faster—could even the best player hit it? To find out, I designed a …

Table Tennis

Why A Man Who Hates Plastic Water Bottles Is Making Plastic Water Bottles

Donald Thomson’s water bottle solution? Throw them on the roof.<p>Donald Thomson, a 56-year-old, Canadian-born builder, entrepreneur, and self-taught designer, launched ‘A’Gua-brand water bottles in Costa Rica earlier this year. But he sees no contradiction in his current endeavor: converting …

Everything I ever knew or said about green sustainable design was probably wrong

The drawing above, or some version of it, has been part of every sustainable design class since about 1970: have lots of south facing windows …

Homemade Panel Saw From Pipes And Castors -- Every Workshop Should Have One!

Homemade

Freevolt generates power from thin air

What you see above may look like an unremarkable slice of electronics, but it can theoretically power a low-energy device forever, and for free. If that sounds like a big deal, well... that's because it is. Drayson Technologies today announced Freevolt, a system that harvests energy from radio …

Hemp Could Free Us From Oil, Prevent Deforestation, Cure Cancer and It’s Environmentally Friendly – So Why Is It Illegal?

Hemp is a tall, beautiful and gracious looking annual plant that can reach heights over twelve feet. Although hemp (<i>cannabis sativa</i>) and marijuana</i> …

How To Make A 3D Hologram With Stuff You Already Own

It's simply brilliant.<p>Feel like resurrecting Tupac in your own home? No problem. <b></b><p>U.K.-based tech enthusiast Mrwhosetheboss posted a now-viral tutorial on YouTube that shows how to turn any smartphone into a hologram projector. The video was inspired by another, very similar YouTube tutorial by …

Holograms

Android users can fire Google Now and replace it with Cortana

Microsoft recently unveiled plans to launch its Cortana digital voice assistant on arch-rival Google's Android OS, but until now, you could only use it as a standalone app. However, the latest beta (1.0.0.204) lets you activate Cortana instead of Google Now by pressing and holding your Android home …

This DIY Hologram Projector Will Make You The Most Popular Guy At The Party

Looking for a good party trick? Take a look at this hologram projector tutorial. The simple DIY project uses your smartphone, an old CD case, and a …

Holograms

X-Carve

Build the right machine for you.<p>Turn your workshop into a custom factory with X-Carve, a 3d carving machine kit. Paired with Easel, our free …

#LiveStrong - http://t.co/1NiCqEi95g

DIY Barn Door Track Tutorail

Scott, my husband, is an AMAZING DIY handyman. I like to call him the Handy Husband. Between the hardwood floors, our entire home office, the kitchen …

Hemp Is on its Way to Your Car Battery and Many Things You Haven't Yet Imagined

October 14, 2014 |<p>The first digital-age domestic hemp crop is being harvested as I write. The subtle decrease in seismic activity currently puzzling Virginia geologists can be traced to Thomas Jefferson ceasing to spin in his grave for the first time in 77 years.<p>For a century USDA biologists …

Kormaran

Is it a monohull? A katamaran? A trimaran? Actually, the Kormaran is a bit of all three — and the perfect tender for a luxury yacht. Crafted from …

Luxury Yachts

Replacing the Lead in a Motorcycle Battery with Supercaps

[Raphael] has a motorcycle he’s constantly working on, and for him that means replacing the battery occasionally. Tired of the lead-acid batteries …

Deska Board : High Tech Board for City Cruiser

<b>Deska Board</b> brings you great experience when you want to be a city cruiser, it’s a windsurf on the ground. If this project got fully funded, it could …

Snowboarding