Microsoft takeover of Call of Duty maker wipes $20bn off Sony shares

Investors react to possibility that Playstation and subscription service will lose Activision Blizzard games

Google’s ‘dragonscale’ solar-powered roof signals growing demand for sustainable workspaces

Tightening regulations and a growing eco-conscious workforce are major factors in heralding green office campuses

Cell towers near unspecified number of runways will not be switched on amid claims they could affect altimeters

Analysis: Activision Blizzard deal would help Xbox compete against PlayStation – but will regulators play along?

Move to change law would see assets subject to the same FCA rules as shares and insurance

Tech giant acquires publisher of games including World of Warcraft and Candy Crush

No Place to Hide drive funded by Home Office to warn social media firms over dangers of end-to-end encryption

Introduction of the new technology near airports could interfere with critical airplane instruments such as radio altimeters

Firms reach deal two days before retailer had threatened to stop accepting UK-issued Visa cards

In his book Reality+ David Chalmers says the material world may lose its allure as VR technology advances

Why is Amazon doing this, who does it affect – and can a last-minute deal be reached?

There is speculation that an agreement could avert ‘game of corporate chicken’

Speculators rush to sell off their kit as Balkan state announces a crypto clampdown to ease electricity crisis

Plans by crypto-evangelists for the lavish hideaway have courted mockery and controversy, and now the island is back on the market