What are weather balloons?

There’s much more to this essential piece of flight safety equipment than a simple tug on a rip cord

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Human life is facing one of the biggest challenges in its history. Rampant climate change, driven by industrial activity, threatens our entire civilisation. The destabilised currents, intensifying hea

Amazing answers to your curious questions

When I took my first brick-like Magellan GPS receiver out of its box back in the mid-1990s, I was in Wick, NE Scotland. The fog was thick enough to walk on. Filled with a confidence I had never had be

Scientists distinguish between weight and mass, which may seem pedantic until you see what happens on a world where gravity is radically different to Earth’s