Hannah Kuchler

By Hannah Kuchler and Tim Bradshaw

Facebook unveiled the sleek, unfolding pages of its Paper app last month to appreciative oohs and aahs from reviewers, marking a new era for the social network as design becomes more central to companies up and down Silicon Valley.

Paper was developed with a small unit of designers who wanted to break away from the site’s basic ‘blue and white’ look to create an app inspired by the National Geographic magazine. Read more

Hannah Kuchler

A Flickr co-founder has been quietly compiling a map of the world’s stories in an attempt to transform location-based apps from drab star-based ratings and recommendations into a lively map packed with history, culture and personal tales.

From the historical Blue plaques that line London streets to maps of subcultures such as “Punk Rock in Chicago”, Caterina Fake’s new app Findery aims to help users discover new places in a more imaginative way. Read more

Hannah Kuchler

Nok Nok? Who’s there? Usually someone with a terribly easy to guess password, a cyber criminal’s dream. But perhaps not for long.

Lenovo, the Chinese PC and phone manufacturer, has invested in Nok Nok Labs, a cyber security start up which aims to transform the industry by replacing passwords with a new technology which works with everything from fingerprints to voice recognition.

Nok Nok Labs raised $16.5m from Lenovo as well as venture capitalists DCM and Onset Ventures on Thursday to create a platform which will support the latest authentication technology. Lenovo will join the board of Nok Nok – and the assumption is, use the new tech in its devices from laptops to smartphones. Read more

Hannah Kuchler

The one big US social network not blocked in China launches its new site there in beta today – as part of a Chinese push previously reported by the Financial TimesRead more

Hannah Kuchler

Facebook is facing a fresh legal challenge on whether it can use children’s images in adverts without the consent of their parents, its latest in a long line of privacy battlesRead more

Hannah Kuchler

“A million dollars isn’t cool. Do you know what’s cool? A billion dollars.” So early Facebook investor Sean Parker’s character said to a young Mark Zuckerberg in the film The Social Network.

Ten years on, the founder and chief executive of Facebook may have a new answer to what’s cool: a $150bn market capitalisation, almost $8bn in revenue and personal wealth estimated at $30bn. Read more

Hannah Kuchler

Yahoo has lost its chief operating officer who was in charge of steering the internet company’s advertising business, as it continues to lose share in the digital ad market.

Henrique de Castro is leaving swiftly after reports he fell out with Marissa Mayer, who poached him from her former home Google as part of her turnaround plan for the purple-plastered companyRead more

Hannah Kuchler

Twitter co-founder Biz Stone has unveiled his much-anticipated new product, a search engine for social networks called Jelly.

Jelly is designed for users to tap the knowledge of their networks, sending photos and asking questions of their friends and friends of friends. Mr Stone, who left day-to-day operations at Twitter a couple of years ago, co-founded the company in April but until now the product had top secret. Read more

Hannah Kuchler

President Barack Obama will meet technology leaders on Tuesday morning for a two-hour discussion about everything from the National Security Agency’s mass surveillance programme, to how the industry can address income inequality.

Big name tech executives from the eight companies which called on the US government to stop the spy agencies collecting such vast amounts of communications data will be pressing their case home “aggressively”, according to a spokesperson for one of the companies. Read more

Hannah Kuchler

The company also announced last week that it will help advertisers to target people who have already visited their website and tempt them back through promoted tweets. This so-called “retargeting” is common across the web and Twitter said trials had seen “impressive results”.

Advertisers recorded substantial increases in engagement and conversion rates, and a fall in the cost of acquiring a customer. But Twitter, which has been praised by campaigners for its privacy policies, said users can chose not to see tailored ads. Read more