The latest global ransomware virus has spread fast after initially affecting computer systems in Ukraine, but how exactly does it work?
It is less than 30 years since a small group of three computer science students at a Canadian university were bemoaning how hard it was to find things on a computer network.
A "powerful" cyberattack that started in Ukraine has spread across the world, hitting banks, government IT systems and energy firms.
Google has been ordered to pay a record fine of £2.1bn (€2.42bn) for abusing its dominance as a search engine to boost its shopping comparison service.
Facebook will soon begin to produce its own television shows and series, a senior executive has confirmed.
Space X has pulled off the successful launch and landing of two rockets in a weekend.
Researchers are tackling sound pollution from loud car horns by developing a beep which apparently sounds like a duck's quack.
A cyberattack on Parliament has compromised dozens of email accounts belonging to parliamentarians, according to Sky sources.
A cyberattack on MPs and Peers' emails has prompted Parliament's security team to shut down external access to its systems.
Russia has threatened to block access to Telegram unless the company which runs the messaging app provides information about itself.
Facebook has revealed plans to tackle extremism by educating charities and other organisations on countering hate speech.
A UK tech firm locked in a licencing row with Apple has put itself up for sale after receiving bid interest.
Russian hackers targeted election-related systems in 21 states during the 2016 presidential election, a US official has confirmed.
The Government has announced it will develop a "Digital Charter" to establish the "balance" between freedoms and protections online.
A new observatory to be built and sent into deep-space to search out habitable planets has been approved by the European Space Agency.
Motorway services and petrol stations may be forced to install electric charging points as part of Government plans to ensure the UK "remains a world leader in new industries".
Uber's troubled chief executive, Travis Kalanick, has quit following a revolt by major shareholders.
Nanotechnology developed in the UK could completely revolutionise the optical microscope by quadrupling its magnification capabilities.
Scientists have discovered clouds full of 'ice-lollies' - for the second time.
Thousands of Tesco customers across the UK have had home grocery deliveries held up by a technical glitch.
Donald Trump has gathered the most prominent American technology executives to the White House and asked them to reform IT across the federal government.
NASA has discovered more than 200 new planets and 10 of them are the right size and temperature to sustain life.
A decline in the total number of students taking GCSEs in computing subjects is fuelling fears of a looming skills shortage.
The cage that hoists you to the top of the north west chimney of Battersea Power station, 102 metres high, stops with a shudder.
The lavatory facilities at festivals can often be feared as pits of despair, but a team of scientists are set to turn Glastonbury goers' wee into energy.
The billionaire founder of Amazon, Jeff Bezos, has asked people on Twitter to help him with ideas for philanthropy.
Cybersecurity agencies in the US and UK have pointed the finger at North Korea for the ransomware attack which hit the NHS.
Mobile phone operator Three has been fined £1.9m by regulator Ofcom after a weakness in its emergency call network was uncovered.
Artificial intelligence is being deployed by Facebook in an effort to stop terrorists from using its website.
Four people have been arrested in the UK as part of an international operation targeting criminals developing tools to fool anti-virus software.