HumansHow to make honeycomb at home Honeycomb, or cinder toffee, isn't difficult to make, but it reveals the complex science involved in transforming sugar into confectionery, explains Sam Wong Regulars
Environment11th-century polymath was the first to recognise past climate change After discovering fossilised bamboo in the 11th century, Shen Kuo deduced that the climate in northern China had been different in the ancient past ¿ìè¶ÌÊÓÆµ