There’s a place in tech with your name on it

AI means teaching computers to do things that normally need human thinking, like understanding language, creating text and images, and making decisions. AI doesn’t just follow a fixed set of instructions. It learns by finding patterns in huge amounts of data. The newest systems, known as agentic AI, go further. Give them a goal and they can work out the steps and use other apps and tools to get it done, from researching a topic to writing and testing code. AI is already helping doctors spot diseases earlier and helping scientists make discoveries faster. The big challenge now is making it smarter, fairer and safer, and that takes people with all kinds of skills, not just coders.

Every message you send, game you play and payment you make depends on keeping data safe. Cyber security is about protecting computers, networks and people from hackers, scams and online attacks. It’s part detective work and part puzzle-solving. You find the weak spots before criminals do, track attacks back to where they came from, and build systems that are hard to break into. Hospitals, banks and even power stations now run online, so cyber defenders are needed more than ever.

At the very smallest scale, among atoms and particles of light, the world follows strange rules. Particles can be in more than one state at once, and two particles can stay linked even when they’re far apart. Quantum technologies use these rules to do things ordinary technology can’t. Quantum computers could one day solve problems too complex for today’s supercomputers, like designing new medicines and materials. Quantum sensors can pick up tiny changes in gravity and magnetism, which could help with navigation without GPS or new kinds of brain scans. The field is still young, so the people who join now could shape what it becomes.

Semiconductors are special materials, usually silicon, that can be switched between letting electricity through and blocking it. That simple trick is what makes microchips work. The chip in your phone holds billions of tiny switches, each thousands of times thinner than a human hair. Chips power almost everything: phones, cars, games consoles, medical equipment and satellites. Designing and making them is some of the most precise engineering on the planet.

What if you could program living things the way you program a computer? Engineering biology uses engineering tools to design and build with DNA, cells and microbes. Scientists already use it to make medicines like insulin and to grow crops that can survive drought. They’re also making packaging from mushrooms and creating enzymes that break down plastic. It could help solve some of the world’s biggest problems, from disease to climate change.

Telecoms (short for telecommunications) is the technology that moves information around the world through mobile networks, fibre-optic cables, Wi-Fi and satellites. Advanced telecoms is the next generation: faster, more reliable networks like 5G and future 6G. These could connect driverless cars and smart cities, and let doctors guide surgical robots from miles away. It’s also about bringing fast internet to remote places so nobody gets left behind.