technology

A startup company called Energy Vault is developing a system that uses gravity to store renewable energy generated by wind and solar panels. The system works by hoisting hundreds of large 24-ton bricks made of compressed dirt up the side of a ... building. It hoists the gigantic brick batteries using energy previously generated by solar panels or wind turbines, then stores them inside the structure. (Source: cnet.com ) When power is needed, the bricks are lowered, spinning electrical power generators in the process. The bricks are abundant and cheap to make, and replace the need to purchase ... (view more)

An American man who helped North Korea evade US sanctions through cryptocurrencies has received a jail sentence of more than five years. Virgil Griffith had visited Pyongyang to tell officials how to use digital currencies. He pleaded guilty to ... breaching the International Emergency Economic Powers Act. The act allows the US president to limit the ways US citizens carry out commerce abroad by declaring an international emergency. One such limitation, introduced in 2008 and renewed annually, blocks US citizens from exporting technology, goods or services to the US. Griffith violated that ... (view more)

How can businesses use artificial intelligence (AI) effectively? Undoubtedly, the most widely used application is virtual assistants such as Alexa or Google whereby the customer can speak to a smartphone or listening device and have the action ... interpreted and carried out. Another great example is the use of Chatbots; these are parts of artificial intelligence designed to help customers resolve common issues while interacting with a website - including performing standard operations like money transfers, for example. Apart from that, BPOs are using AI . Business process outsourcing (BPO) is ... (view more)

A new charging technology could completely fill a phone battery in under 10 minutes. Or at least that's what its developers say. Chinese company Oppo claims that not only can it achieve the super-speed charge, but it does so without damaging the ... battery or shortening its lifespan. The company demonstrated the technology at Mobile World Congress, an annual showcase for the cellphone industry in Barcelona. While not a household name, Oppo is actually the world's fourth biggest company when it comes to sales, behind only Samsung, Apple and Huawei. The basics of what it calls SuperVooc charging ... (view more)

Apple has admitted it scans iPhone images for pictures of children being abused. It says it will refuse any government request to use the facility for other purposes. The scans cover any photos uploaded to the iCloud Photos backup service rather ... than scanning the entire phone. This feature is switched off by default. Once it's switched on, any photo added to the device is automatically uploaded to iCloud and will therefore be covered by the new scans. When Apple scans the image, it doesn't try to figure out the content. Instead it compares it to a database of known child abuse images. If it ... (view more)

Google believes it's found a way to replace privacy-breaching cookies while still letting advertisers find success. It's testing a way to effectively combine data from thousands of users to target ads. Cookies fall into two main types: first and ... third party. First-party cookies are generally uncontroversial as they simply identify a user on a website, including any previous activity such as website preferences. For example, a premium website could let somebody log in to an account and then use cookies so they don't have to log in again for a set period such as a week. Third-party cookies are ... (view more)

The House of Representatives has overwhelmingly backed a bill to crack down on unwanted robocalls. The bipartisan measure would increase regulatory power and make use of technology to tackle the problem. The proposed Stopping Bad Robocalls Act ... passed by 429 votes to 3. It follows a 97 to 1 vote in the Senate on a similar bill in May. It's now highly likely one of the bills will pass through both houses and become law. (Source: appleinsider.com ) Robocalls are automatically dialed phone calls. Because there's no need for a human to dial the number, both legitimate marketers and scammers can ... (view more)

CES (also known as the Consumer Electronics Show) is the biggest annual gadget show in the United States and is the place where top manufacturers show off their new devices for the first time. Many of the offerings seem implausible or unnecessary - ... this year saw virtual reality shoes and a notepad that works underwater - but others catch on and are genuinely useful. Here are some of the highlights from 2019: A "smart socket" power outlet detects the charge level in a plugged-in device and then cuts out once it's fully charged to reduce energy use. For now it's designed for mobile devices such ... (view more)

Light could be the key to solving one of the big problems of faster mobile Internet. But the technology, which uses spotlights to send out signals, has some limited range of uses. The technology developed by pureLiFi works on a simple principle: ... rather than using radio waves to transmit data (as does WiFi), it uses light waves. A demo of the system uses ceiling spotlights which blast out light in a cone shape. To the human eye it looks like an ordinary constant light supply. In fact it's actually flickering at incredibly high speeds to create a pattern. 5G Signals Hurt By Walls A plug-in ' ... (view more)

Google's Chrome browser may soon support biometric logins to websites such as fingerprints. It follows on from Firefox becoming the first major browser to support biometric logins just a few weeks ago. Both browsers are supporting "WebAuthn," a web ... standard for authenticating logins without passwords. While it's a big step, it's only half the journey as the standard also has to be supported by the websites in question. (Source: digitaltrends.com ) The standard has been jointly developed by two key groups. The World Wide Web Consortium is the main body that develops standards for ... (view more)