Facebook’s difficult shift from hot start-up to public company has left some investors questioning the social network’s long-term prospects.

'Chaos Monkeys: Inside the Silicon Valley Money Machine', by Antonio García Martínez

‘Chaos Monkeys’, by Antonio García Martínez

A tech industry tell-all that shows Silicon Valley at its worst. Review by Hannah Kuchler

Aquila moments after takeoff - Facebook Connectivity Lab announced the first full-scale test flight of Aquila, their high-altitude unmanned aircraft

Facebook internet drone passes first test

Solar-powered drone fleet aims to bring web to millions

Special reports

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Chief finance officer, information services, regulation and risk, analysis strategy, retail, cash management, finance functions

Ever-growing online outlets offer marketers more varied points of contact and fresh forms of doing business

Pokémon Go backlash reflects privacy fear

Technology companies must expect disquiet at their invasion of public spaces, writes James Crabtree

Ireland can conjure a pot of gold

We need to rethink the ties between nation states and global corporations, writes David McWilliams

FT Series

For an industry increasingly turning to social media to expand its audience, Facebook proves a boon and a burden on business
Cottage industry of firms has sprung up on Facebook offering services that allow businesses to exploit full potential of its reach

Line looks to spend on AR and data mining

Japanese chat app to use proceeds from $1.3bn IPO to challenge bigger rivals

Social networks and live video

The rise of citizens filming events can benefit society if well handled

Facebook increases Messenger security

Social network enables more private talks despite FBI pressure

Facebook makes violence live issue

Streaming of shootings raises ethical issues for social media

IRS probes Facebook’s Irish transfers

Tax service says assets may have been undervalued by billions

EU set to sign off on data transfer rules

Commission hopes Privacy Shield deal will satisfy watchdogs

Poetic visions help companies reach goals

As well as believing in a mission, people need to feel they contribute to getting closer to aims

Banks eye Facebook IDs for transfers

Service could also use Twitter usernames for payments

©Danita Delimont/Alamy

Big techs pitch up in Sun Valley

The influx of wealthy delegates to the annual Idaho city gathering is fuelling sales and construction

Facebook news feed to prioritise friends

Update to social network’s algorithm risks upsetting publishers

Kerry rallies tech leaders over extremism

Secretary of state says entrepreneurs supply rebuttal to nihilism

Advertising: Facebook and Google’s duopoly

Digital is set to eclipse TV as the main source of spending but online power is a concern

Tech start-ups pledge to boost diversity

US groups undertake to hire more women and minorities

Instagram hits 500m userbase milestone

More than 80% of app’s users live outside US

UK newspapers consider ad sales venture

Push to work together comes as print revenue continues to fall

Facebook: Data plan

Social networks need more than users

Facebook pushes creatives to use ad data

Social network to help industry improve market research

Zuckerberg initiative funds African start-up

Facebook chief’s charitable arm invests in engineer training group

Social media used to coax young to vote

Vast array of videos and graphics hits Facebook, Twitter and YouTube

News consumers turn to Facebook, YouTube

Survey finds traditional media websites are being displaced

Apple moves to maintain its app allure

Upgrades designed to keep iPhone’s place in a crowded market

LinkedIn aims to wake up complacent users

Group hopes supercharged boost to scale will help it in engagement struggle

Gawker tale goes beyond rich and powerful

Defending freedom of speech must include its least savoury expressions too, writes Robert Colvile

Banks are the new sensible career choice

Regulators have tried to discourage excessive risk-taking — this has implications for hiring

Apple tries to find its voice with Siri

Technology group has fallen behind rivals Amazon, Google, Facebook in artificial intelligence

Line to seek less than expected at IPO

Japanese messaging app aims for $1bn in Tokyo-New York listing

Multinationals face heat over Asia taboos

China wants businesses to avoid political offence in promotions

US digital ad revenues to surpass TV

Popularity of mobile video helps spur growth, PwC forecast shows

AJ Bell looks to allow trades on Facebook

Low-cost broker tests service on app with 900m users

Facebook investor calls for share change

Northstar Asset Management pushes for equal voting rights

Inside McKinsey’s private hedge fund

McKinsey quietly runs an investment arm for partners but experts warn of conflicts of interest

Facebook algo shift hits media groups

Companies publishing to network reach fewer people per story

Screenshot of Facebook Free Basics

Weak EM uptake of ‘zero rated’ web apps

Questions raised over best way to connect people to the internet

Google france

Silicon Valley in slugfest with Europe

Continent’s failure to create homegrown platforms has become a source of political risk for US tech companies

©Ingram Pinn

Viacom row is a lesson to Silicon Valley

Obsessed with controlling his empire, Sumner Redstone created his own retirement nightmare

Facebook data transfers threatened by EU ruling

Court decision on model contract clauses risks data ‘Armageddon’