Every time I travel and introduce myself as Malawian, I brace myself. Not for curiosity—that would be welcome—but for the predictable interrogation that follows. The moment I hand over my passport, I ...
A proof-of-concept system developed in the lab of Professor Ted Sargent uses manganese oxide and electricity to pull COâ‚‚ efficiently from real-world air conditions.
How can you tell if you’re (technically) fit – and what difference does it make to your life?
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