Tech explainers
Independent plain-language explainers on AI, virtual reality, robotics, IoT, quantum computing, cybersecurity, payments and more.
Featured guides
Each one links on to more specific articles in its topic.
Start here · Essential guide
What artificial general intelligence would mean compared with today's narrow AI, the main debates about whether it is reachable, and why timelines are so uncertain.
A careful overview of where pattern-finding models are being explored in healthcare, from imaging to scheduling, and why their limits and human review matter.
A plain-language thought exercise on how virtual reality works, where it is used today, and which questions about immersive technology remain open.
A plain-language overview of what researchers know, what they debate and what remains uncertain about social media and mental health, with no experiment of our own.
How networked sensors help cities manage traffic, water, energy, waste and public services, and the privacy tradeoffs that come with collecting data in public.
Browse
Artificial intelligence, immersive reality and social media and how they touch daily life.
Sensors, robots, vehicles, energy and frontier science.
Staying safe online and how money and business move onto networks.
How technology reshapes work, privacy, rules and fairness.
The connections, chips and machines that everything else runs on.