'Thermoelectrics' Could One Day Power Cars

sciencehabit writes: "Fossil fuels power modern society by generating heat, but much of that heat is wasted. Researchers have tried to reclaim some of it with semiconductor devices called thermoelectrics, which convert the heat into power.

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How a Moth's Eye Could Help Improve the Efficiency of Solar Cells

Inspiration lies in the strangest of places—and for researchers at the Agency for Science, Technology & Research in Singapore, that includes the eye of moth. A new antireflective coating inspired by the creature's ocular faculties could help bump up the efficiency of solar cells.Read more...

Controlling Bubbles in Boiling Water Could Make Power Plants More Efficient 

The act of boiling water helps us brew coffee and cook pasta—and it’s also what fuels most of the world’s energy sources. But boiling is really all about the bubbles, and until now their formation had been seen as random and haphazard.

A New Pure Lithium Battery Could Double Your Phone's Life

Virtually all of your gadgets tote lithium ion batteries—but while they're the best you can hope for at the moment, new engineering means that pure lithium batteries are now a possibility, and they could double the life of your phone.Read more...

Apple Patents Power Efficient, Sensor-Filled Noise Cancelling Earbuds

Apple has a couple of new patent applications (via AppleInsider) for headset tech that could drastically reduce the power consumption of noise cancelling earbuds, which could also stop or start music automatically based on whether they’re in or out of your ear.

Simply Layering Solar Cells Could Make Them as Cheap as Natural Gas

It's not uncommon to focus on excotic solutions to making solar power more efficient: new materials, complex tracking systems or unusual physical phenomena. But what about just stacking them on top of each other?Read more...

'Thermoelectrics' Could One Day Power Cars

sciencehabit writes: "Fossil fuels power modern society by generating heat, but much of that heat is wasted. Researchers have tried to reclaim some of it with semiconductor devices called thermoelectrics, which convert the heat into power.

Smaller Chips Make More Mistakes—But That Could Be a Good Thing

When you shrink electronics and their transistors with them, they become more error-prone. Usually, that's compensated for by a boost in voltage—but researchers at MIT think we should embrace the mistakes instead.Read more...

Simply Putting Fins On Tires Could Improve a Vehicle's Fuel Efficiency

Slapping a giant fin on the back of your hand-me-down Corolla isn’t going to make it go any faster. But researchers at Yokohama have found that adding a series of angled fins to a tire can actually help improve a vehicle’s aerodynamics,

This Is the World's Most Efficient Black Silicon Solar Cell

Solar power is getting much, much better . Now, a team of scientists has created the world’s most efficient nanostructured black silicon solar cell—which converts an impressive 22.1 percent of incident light into electricity.Read more...

Report: Green contracts could cut data centre energy use by 40%

According to the Natural Resources Defense Council, many data centre are still hugely inefficient, operating at just 12 to 18 per cent of capacity in most cases. Read more: http://www.itproportal.com/2014/08/27/report-green-contracts-could-cut-data-centres-energy-use-by-40/

Supreme Court Gives Tacit Approval To Warrantless DNA Collection

An anonymous reader writes On Monday, the U.S. Supreme Court refused to review a case involving the conviction of a man based solely on the analysis of his "inadvertently shed" DNA.

What Would Minecraft 2 Look Like Under Microsoft?

An anonymous reader writes "Microsoft spent billions purchasing Mojang, the studio behind the game Minecraft, and while it's unlikely to start work on a sequel anytime soon, rather than continue development of the game, it's worth considering what a Minecraft 2 will look like. After all,

Why We Should Stop Hiding File-Name Extensions

An anonymous reader writes 14 years after the Anna Kournikova virus took advantage of users' ignorance about file-name extensions in order to wreak worldwide havoc,

Khronos Group Announces Vulkan To Compete Against DirectX 12

Phopojijo writes The Khronos Group has announced the Vulkan API for compute and graphics. Its goal is to compete against DirectX 12. It has some interesting features,

Inside the North Korean Data Smuggling Movement

Sparrowvsrevolution writes A new Wired magazine story goes inside the North Korean rebel movement seeking to overthrow Kim Jong-un by smuggling USB drives into the country packed with foreign television and movies. As the story describes, one group has stashed USB drives in Chinese cargo trucks.

NVIDIA Fixes Old Compiz Bug

jones_supa writes NVIDIA has fixed a long-standing issue in the Ubuntu Unity desktop by patching Compiz. When opening the window of a new application, it would go black or become transparent on NVIDIA hardware. There have been bug reports dating back to Ubuntu 12.10 times.

Hillary Clinton Used Personal Email At State Dept., Possibly Breaking Rules

HughPickens.com writes: The NY Times reports that Hillary Rodham Clinton exclusively used a personal email account to conduct government business as secretary of state, according to State Department officials.

Survey: 56 Percent of US Developers Expect To Become Millionaires

msmoriarty writes: "According to a recent survey of 1,000 U.S.-based software developers, 56 percent expect to become millionaires in their lifetime. 66 percent also said they expect to get raises in the next year, despite the current state of the economy.

Survey: 56 Percent of US Developers Expect To Become Millionaires

msmoriarty writes: "According to a recent survey of 1,000 U.S.-based software developers, 56 percent expect to become millionaires in their lifetime. 66 percent also said they expect to get raises in the next year, despite the current state of the economy.

Nokia Had a Production-Ready Web Tablet 13 Years Ago

An anonymous reader writes "Here's another story of a tech gadget that arrived before its time. Nokia created a web-ready tablet running EPOC (later to be renamed as Symbian) thirteen years ago. The tablet was set to go into full production,

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hadoop2.2.0 centos6.4 编译安装详解 - ..空白

搭建环境:Centos x 6.4 64bit1、安装JDK我这里用的是64位机,要下载对应的64位的JDK,下载地址:http://www.oracle.com/technetwork/cn/java/javase/downloads/jdk7-downloads-1880260-zhs.html...

Why Apple Dropped Yahoo For Its Weather App In iOS 8

Shortly after the iOS 8 beta was released to developers (and early adopters) during Apple’s WWDC event in early June, users discovered that Apple had replaced Yahoo’s content with data from The Weather Channel,

俞永福:阿里已经无线化但没有移动化,我不是汇报我是来合伙的

昨天,前优视CEO,现阿里巴巴移动事业群总裁俞永福在移动互联网跨界论坛上发表了“跨界 危与机!”的主题演讲并接受了采访,回顾了过去半年时间UC和阿里巴巴整合和自己。

三星手机困境将恶化 全球市场份额或跌至25%

最近唱衰三星的消息接连不断。8月13日,知名科技网站CNET消息,三星智能手机领域面临的困境或将持续恶化。

Cannacord:2014年苹果占全球智能手机厂商利润的79%

美国市场研究公司Cannacord周一公布最新报告称,在假期购物季节所在的一个季度中,苹果公司在智能手机盈利市场上所占份额高达93%。

第四章SignalR自托管主机 - 珠海华仔

第四章SignalR自托管主机 SignalR服务器通常在IIS的Asp.Net应用程序上承载,但它也可以使用自托管库来作为自托管的主机来运行(就像控制台应用程序或Windows服务那样)与Signal2.0一样,自托管库是基于.

HTC E9新旗舰展示图曝光:采用塑料机身

还记得之前曝光的HTC E9系列(代号A55)吗?@爆料人upleaks今天又放出了该机的全方位展示图,包括手机的前后、上下以及两侧。

iOS开发生涯的初恋:详解Objective-C多项改进

对于许多iOS开发者而言,Objective-C就是开发生涯中的初恋。如今,Swift正在以迅雷不及掩耳之势碾压Objective-C的份额,但Objective-C多项性能改进依然让开发者非常激动,本文作者对OC的提升进行了详解。

Watch the Last Flight of a Legendary British Bomber Plane

It’s over. Nobody will ever watch The Spirit of Great Britain’s elegant delta shape silhouette fly again. XH558, the last flying example of the British Avro Vulcan strategic bombers, took-off for her final flight on the 28th of October, 2015.

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