It may surprise you that cement is responsible for 7 percent of the world’s carbon emissions. That’s because it takes a lot of heat to produce the basic powdery base of cement that eventually becomes concrete. But it turns out that simple fibers from carrots could not only reduce that …

Facebook announced Friday that it had removed 82 Iranian-linked accounts on Facebook and Instagram. A Facebook spokesperson answered VOA’s questions about its process and efforts to detect what it calls “coordinated inauthentic behavior” by accounts pretending to be U.S. and U.K. citizens and aimed at U.S. and U.K. audiences. Q: …

Far-right extremists have ramped up an intimidating wave of anti-Semitic harassment against Jewish journalists, political candidates and others ahead of next month’s U.S. midterm elections, according to a report released Friday by a Jewish civil rights group. The Anti-Defamation League’s report says its researchers analyzed more than 7.5 million Twitter …

Facebook announced Friday that it has removed 82 accounts, pages or groups from its site and Instagram that originated in Iran, with some of the account owners posing as residents of the United States or Britain and tweeting about liberal politics. At least one of the Facebook pages had more …

British regulators slapped Facebook on Thursday with a fine of 500,000 pounds ($644,000) — the maximum possible — for failing to protect the privacy of its users in the Cambridge Analytica scandal. At the same time, European Union lawmakers demanded an audit of Facebook to better understand how it handles …

Google is abandoning plans to establish a campus for tech startups in Berlin after protests from residents worried about gentrification. The internet giant confirmed reports Thursday it will sublet the former electrical substation in the capital’s Kreuzberg district to two charitable organizations, Betterplace.org and Karuna. Google has more than a …

The technology used in space missions can be expensive but it has some practical benefits here on Earth. Case in point: the thousands of high resolution images taken from the surface of Mars, collected by the two Mars rovers – Spirit and Opportunity. Now researchers at Carnegie Mellon University, in …

Campaigners in a bohemian district of Berlin celebrated Wednesday after Internet giant Google abandoned strongly-opposed plans to open a large campus there. The US firm had planned to set up an incubator for start-up companies in Kreuzberg, one of the older districts in the west of the capital. But the …

Facebook Inc said on Wednesday that company moderators during the last quarter removed 8.7 million user images of child nudity with the help of previously undisclosed software that automatically flags such photos. The machine learning tool rolled out over the last year identifies images that contain both nudity and a …

The head of Apple on Wednesday endorsed tough privacy laws for both Europe and the U.S. and renewed the technology giant’s commitment to protecting personal data, which he warned was being “weaponized” against users.   Speaking at an international conference on data privacy, Apple CEO Tim Cook applauded European Union …

The controversy over the death of Saudi Arabian journalist Jamal Khashoggi has shined a harsh light on the growing financial ties between Silicon Valley and the world’s largest oil exporter. As Saudi Arabia’s annual investment forum in Riyadh — dubbed “Davos in the Desert” — continues, representatives from many of …

Technological solutions to prevent land corruption require resources, but they do not have to be expensive, land rights experts said Tuesday. Satellite imagery, cloud computing and blockchain are among technologies with the potential to help many of the world’s more than 1 billion people estimated to lack secure property rights. But they can be expensive and …

A new artificial intelligence program could make land borders across Europe more secure. When a pilot program begins next month, an avatar – called i-Border-Control – will help police guard several border crossings within the 26-nation, European Schengen Area. The technology was introduced this weekend (October 20) at a science …

The National Highway Traffic Safety Administration on Monday said it had ordered Transdev North America to immediately stop transporting schoolchildren in Florida in a driverless shuttle as the testing could be putting them at “inappropriate” risk. The auto safety agency known as NHTSA said in an order issued late Friday …

The World Health Organization is closely watching the Ebola outbreak in Congo where the number of cases has risen to 185 since the outbreak started in August. One of the challenges for health workers fighting highly infectious diseases like Ebola is spending time in HazMat suits. They can be unwieldy …

When you think of wind energy, you tend to think of the massive constructs that dot hilly landscapes or the ocean horizon. But two researchers see a future where it’s as common for wind turbines to show up in backyards and on rooftops and balconies. VOA’s Kevin Enochs reports. …

In Tanzania, protecting endangered animals has become easier thanks to Earth Ranger. Earth Ranger is not a superhero, it’s a technology platform, developed by Vulcan Inc., a company co-founded by U.S. philanthropist and Microsoft co-founder Paul Allen. The system helps rangers remotely monitor elephants and other animals to stay ahead …

A global financial body says governments worldwide must establish rules for virtual currencies like bitcoin to stop criminals from using them to launder money or finance terrorism. The Financial Action Task Force said Friday that from next year it will start assessing whether countries are doing enough to fight criminal …

Facebook has hired former U.K. deputy prime minister Nick Clegg to head its global policy and communications teams, enlisting a veteran of European Union politics to help it with increased regulatory scrutiny in the region. Clegg, 51, will become a vice president of the social media giant, and report to …

The Syrian government says the ancient city of Palmyra, gravely damaged by IS militants, could reopen to the public next spring. But, while restoration continues on the ground, one French startup is showing people how Palmyra and other cities affected by war once looked, how they look now, and how …

Computer giant IBM Corp., financial services company Western Union Co. and European police launched a project Thursday to share financial data that  they said may one day be able to predict human trafficking before it occurs. The shared data hub will collect information on money moving around the world and compare it with known …

Even in the country that invented the internet, access has remained painfully slow for many rural residents in places like the central state of Arkansas, far from the big cities of the East and West coasts. That may be about to change. The Federal Communications Commission — a government agency …

In an otherwise innocuous part of Facebook’s expansive Silicon Valley campus, a locked door bears a taped-on sign that reads “War Room.” Behind the door lies a nerve center the social network has set up to combat fake accounts and bogus news stories ahead of upcoming elections. Inside the room …

On Wednesday, Twitter released a collection of more than 10 million tweets related to thousands of accounts affiliated with Russia’s Internet Research Agency propaganda organization, as well as hundreds more troll accounts, including many based in Iran. The data, analyzed and released in a report by The Atlantic Council’s Digital …

Hackers have infected three energy and transport companies in Ukraine and Poland with sophisticated new malware and may be planning destructive cyber attacks, a software security firm said on Wednesday. A report by researchers at Slovakia-based ESET did not attribute the hacking activity, recorded between 2015 and mid-2018, to any …