Rexon Carvalho

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Bill Gates, Jeff Bezos, and other influential billionaires are investing in 2 startups that could solve the biggest problem with renewable energy

Bill Gates, Jeff Bezos, Mark Zuckerberg, and a host of their uber-rich compatriots are investing in two energy startups that could solve one of the biggest problems with renewable energy.<p>They are investing through a $1 billion fund, Breakthrough Energy Ventures, known as BEV, which announced last …

He Predicted Today’s Greece in 388 B.C.

Greece’s economic collapse and social disarray make the country ripe for satire, which helps explain why a centuries-old comedy by Aristophanes is a …

The latest innovation in renewable energy is an army of sunken turbines in Scotland's wild seas

Take a map of Great Britain and draw a line between its extremities. Far to the southwest is Land’s End. In the northeast corner, your pen will fall into the sea at the windswept tip of Scotland, not far from John o’Groats. That’s the future site of the world’s biggest array of tidal …

Renewable Energy

Big Data: 33 Brilliant And Free Data Sources Anyone Can Use

Data is ubiquitous — but sometimes it can be hard to see the forest for the trees, as it were. Many companies of various sizes believe they have to collect their own data to see benefits from big data analytics, but it’s simply not true.<p>There are hundreds (if not thousands) of free data sets …

Big Data

Electric cars and the coal that runs them

The assembly of the Model S cars at a factory in Tilburg, Netherlands.<p>The assembly of Model S cars at a factory in Tilburg, Netherlands.<p>By Michael Birnbaum<p>, Bureau chief<p><b>POWER PLAY | Cheap electricity, a changing climate</b> <i>This is part of a series exploring how the world’s hunger for cheap electricity</i> …

Electric Vehicles

Panasonic develops most efficient solar panel ever with 22.5% sunlight conversion

We’ve reported a lot this year on the ever-dropping price of solar power technology, but the other incredibly cool thing happening is the steady …

Clean Energy

The top 10 foods with the biggest environmental footprint

Well, maybe you should. Climate change is getting real, and agriculture is one of the largest sources of heat-trapping greenhouse gases such as methane and carbon dioxide.<p>But when it comes to their "carbon footprint," not all foods are created equal.<p>The Environmental Working Group, a Washington, …

Top 10

Apple files patent for MacBook fuel cell that could last weeks

Apple has filed a patent application for a fuel cell system that could power a MacBook "for days or even weeks without refuelling".<p>In the patent …

Green energy generates big costs for little gain

by Alan Moran<p>In this newspaper last week Richard Denniss opined that there was a stampede of investment money out of coal ("Abbott blind to coal …

A 24-year-old entrepreneur spent 4 days with Richard Branson — here’s what she learned from him

The best part: Billionaire Virgin founder Richard Branson joined them.<p>Earlier this year, Cramer and her business partner Davide Russo, with whom she cofounded Glow Away, a glow-in-the-dark duvet cover for children, received a $20,000 loan from Virgin Startup, a not-for-profit company founded by …

Entrepreneurship

UCLA discovers how solar cells' charges can last for weeks

Solar cells have always been inspired by photosynthesis, so it's only natural for researchers to take cues from different aspects of the energy-making process. A team of UCLA chemists, for instance, have developed a way that will allow solar cells to keep their charge for weeks instead of just a …

Why You Should Be Paying Attention To The ‘Other’ Form Of Solar Power

Solar photovoltaic (PV) systems have seen explosive growth because of their stunning 99 percent price drop in the past quarter century. As a result, …

Renewable Energy

Blue energy: How mixing water can create electricity

The intriguing chemistry that occurs where rivers meet the sea could power our homes and much more, says Phillip Ball.<p>It is perhaps one of the most under-exploited sources of green energy. When salt water and fresh water mix in estuaries, a chemical process occurs that can be harnessed for …

Payday for India’s first ever “sunshine farmer”

Could new scheme conserve water, boost incomes and combat climate change?<p>A smallholder farmer in India’s arid Gujarat state has started harvesting …

Japan is building huge solar power plants that float on water

Unlike coal-fired plants, solar power stations don’t produce smog but they do take up land. Or, at least they did.<p>In Japan’s Hyogo prefecture, a solar station was recently launched that floats on a reservoir and will produce about 2,680 megawatt hours per year—enough for 820 typical households. …

Renewable Energy

U.S. solar industry shifting towards consumers

More solar panels were installed on U.S. home rooftops in the first quarter of this year than ever before, according to a new report out from the …

The number one key to Apple's success? It was second.

In its most recent quarter, the company sold more than 61 million iPhones after selling a staggering 74.5 million iPhones in the quarter before that (during peak Holiday shopping season).<p>And while its most successful product, the iPhone, changed the way companies and consumers thought about the …

Innovation

A Fossil Fuel-Free World is Possible: How to Power a Warming Earth Without Oil, Coal and Nuclear

<b>AMY GOODMAN:</b> Neil Young singing [“Who’s Gonna Stand Up? (And Save the Earth)] This is <i>Democracy Now!</i>, democracynow.org, <i>The War and Peace Report</i>. I’m …

Billionaire investor Chris Sacca explains the 4 key elements of his investing philosophy

He's been an early-stage investor in billion-dollar companies like Twitter, Uber, Instagram, Stripe, Lookout, and Automattic (maker of WordPress).<p>Sacca tells "The 4-Hour Workweek" author Tim Ferriss in the latest episode of Ferriss' podcast that he's happy to share his investing approach with those …

Venture Capital

How Much Money Successful Companies Started With

Money

Coverage of Disruptive Science and Technology

How To Become A Renewable Energy Entrepreneur | Investopedia

From photovoltaic solar panels to kinetic energy adapters for stationary bicycles that generate electricity from pedaling, entrepreneurs are taking …

Pros And Cons Of Solar Energy | Investopedia

With the growing threat of climate change due to the excessive release of carbon emissions, many nations are looking to clean energy alternatives to …

How to clean iOS junk files and cache

This feature looks at how to clean iOS and remove unwanted junk. Discover how to clear out files, remove memory hogs and delete cache items. Your …

iOS

Do We Need To Go Nuclear On Climate Change?

“Climate change is the biggest environmental challenge of our time,” Yukiya Amano, head of the Vienna-based International Atomic Energy Agency, told French ministers at a meeting in Paris on Wednesday. “As governments around the world prepare to negotiate a legally binding, universal agreement on …

Energy

If you want to invest smarter, invest like a woman

There is a big body of academic research, mostly based on surveys and studies, indicating that women are better than men at investing because they are more patient, make fewer off-the-cuff decisions, and exhibit more self-control.<p>Here’s some proof that the theory holds true in real life as well.<p>It …

Investing

Physicists solve quantum tunneling mystery

An international team of scientists studying ultrafast physics have solved a mystery of quantum mechanics, and found that quantum tunneling is an …