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2019
The perils of ranking
Global lists are a key source of information for students choosing a university. But how relevant are they to the learning experience?
2018
Dealing with the plastic scourge
Society is balking at the impact of our collective plastic footprint. But some alternatives are occurring.
10 great African innovations
From fintech to health to the environment, clever inventions are improving the lives of millions of people.
The Herculean tasks of quantum computing
Forget the hype, quantum computing is still in its experimental infancy. Researchers must overcome five big challenges before real-world applications can emerge.
Drones designed like bugs
Hundreds of millions of years of evolution have given insects the ability to fly efficiently and robustly. Roboticists are taking note.
Hyperloop: the doubts persist
Elon Musk’s dream of a train that can travel at 1,200 km/h faces serious unresolved engineering challenges.
Europe’s shortage of children
Births are falling across the continent – although not in France. Why do women working in tech have fewer kids? And why are there more premature births?