Governments across the world are clamping down on vaping, amidst concern for health risks – and there’s no smoke without a fire, right? Fabiola Hauwel investigates the evidence.
Think your tough? Think again. Tardigrades, or water bears, can withstand not only extremes of temperature and pressure but also the vacuum of space. Alex Bird explores how these minuscule creatures defend themselves against such strong stressors.