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Person lying in an MRI scanner, with a digital overlay suggesting AI analysis of the images, illustrating hospital trials where AI reads scans quickly for same-day results.

One-day clinic mode: the MRI hums and the algorithm does the maths.

02 November 2025 - AI News Quiz for Children Aged 14-17 Years Old

Welcome to the 02 November 2025 AI News Quiz for ages 14 to 17. We have chosen this week’s most useful and surprising stories, with a strong focus on what is happening in the UK. You will meet the people, companies and ideas driving AI right now, from health care and safety to apps and study tools. The questions are written in clear everyday language with a friendly tone.

This quiz is designed to be fun and informative. If you do not know an answer, make your best guess. After each question, you will be told whether you were right and you will get a short explanation so the idea sticks. Use it for quick revision, a classroom warm up or a challenge with friends. Take a breath, trust your instinct and see how many you can score.

1 .

One tech company just hit a money milestone so huge it could make a piggy bank faint. Which company broke the $5 trillion mark thanks to AI chips powering everything from chatbots to supercomputers?

Nvidia

Apple

Microsoft

OpenAI

On 29 October 2025, Nvidia’s value climbed to around $5 trillion, the first company to reach that level. Investors are betting big on its H100 and Blackwell chips, which run many leading AI systems. The surge shows how crucial chip makers have become to the entire AI ecosystem, from data centres to research labs.

2 .

Sam Altman shared a blunt update on OpenAI’s finances. What did he say?

Revenue is under $500 million because it’s early days

Annual revenue is well over $13 billion

They make money by selling robot dogs door to door

It’s exactly $13,000,013,000, down to the last dollar

On 1–2 November 2025, OpenAI CEO Sam Altman said the company is making “well more” than $13 billion a year. He made the comment around his Bg2 interview, and coverage noted it signals strong demand for AI tools and services. It also hints at bigger ambitions for funding future models and computing power.

3 .

One chatbot platform said it will block under-18s from open-ended AI chats and bring in age checks. Which platform is it?

Snapchat’s My AI

OpenAI’s ChatGPT app with new teen mode

TikTok’s experimental “AI Companion” beta

Character.AI

On 29–30 October 2025, Character.AI announced it will phase out teen access to free-form chatbot conversations and introduce age-assurance tools, moving to a full under-18 ban by late November. The company cited safety concerns and lawsuits, while saying teens may still access limited, non-chat features.

4 .

A UK watchdog says it will start checking how social media algorithms treat young users. Who is it?

Information Commissioner’s Office (ICO)

Ofcomv

Competition and Markets Authority (CMA)

Advertising Standards Authority (ASA)

On 31 October 2025, Ofcom said it will audit recommendation algorithms on major platforms and push stronger age-assurance under the Online Safety Act. The goal is to cut harmful content reaching teens and make companies prove their systems are safe. Regulators are moving from guidance to close inspection of the technology.

5 .

A UK bank added an AI scam detective to its app that scans marketplace listings before you pay. Which bank did it?

Monzo

Barclays’ ultra-secure “SafePay Shield 3000” for every purchase ever

Starling Bank’s “Scam Intelligence” checker

Nationwide’s listing scanner

On 27 October 2025, Starling Bank launched Scam Intelligence, an in-app tool that lets customers upload screenshots of marketplace ads and messages. The AI analyses images and text for red flags and gives instant advice, aiming to cut purchase scams. Starling describes it as a UK first for a bank.

6 .

Who published new UK guidance telling judges and court staff how to use AI safely, with warnings about confidentiality and hallucinations?

Courts and Tribunals Judiciary

Crown Prosecution Service

The Law Society

UK Supreme Court

The Courts and Tribunals Judiciary issued updated AI guidance for judicial office holders. It expands the glossary, highlights bias and hallucination risks, and advises judges not to paste private information into public AI tools. The guidance applies across courts and tribunals and stresses personal responsibility for material used.

7 .

The UK just put serious money behind science and AI. How big is the new research and innovation boost?

£5 billion for a quick tidy-up

A pocket-sized £550 million pilot

£55 billion spread across multiple years for UK research

£155 billion to buy robot butlers for every lab

On 30 October 2025, the UK government confirmed a £55 billion multi-year R&D package through DSIT to back breakthroughs in AI, health and clean energy. It is billed as a major long-term investment, giving research agencies stability to plan ambitious projects and move ideas from labs to real life.

8 .

UK hospitals are trialling a one-day prostate clinic powered by AI. What does the AI actually do?

Automatically books surgery for every patient

Analyses prostate MRI scans in minutes to flag high-risk areas

Replaces all radiologists with robot dogs

Texts a diagnosis straight from the scanner with no doctor involved

On 28 October 2025, NHS England announced a pilot where AI rapidly reads prostate MRI scans and highlights suspicious areas for specialists, helping some patients get answers the same day. The aim is to reduce waiting times and speed up treatment decisions while keeping doctors in charge of care.

9 .

Meta, the company behind Instagram and Facebook, has a new plan for your feed. What is it?

Add a huge wave of AI-generated posts to recommendations

Replace every selfie with algebra

Hide all AI images after 9 pm

Only show posts from people named Mark

On 30–31 October 2025, Mark Zuckerberg said Meta will boost AI-made content in recommendation feeds across its apps. He called it the next phase after “friends” and then “creators,” with smarter recommendation systems learning what you like. It shows how AI is shaping what appears in your timeline.

10 .

Elon Musk’s AI lab xAI just put an AI-written encyclopedia online, promising “the whole truth.” What is it called?

Truthipedia

Xcyclopedia

Grokipedia

DataDome

On 27–28 October 2025, xAI launched Grokipedia, an encyclopedia generated and “fact-checked” by its Grok model, debuting with roughly 885,000 entries. Reporters noted similarities to Wikipedia and raised accuracy and bias concerns, but the launch shows how big tech leaders are pushing AI into knowledge platforms that millions may read.

Author: Tara Kemp