The Leiden archaeologist Wil Roebroeks has been awarded the Spinoza prize for his original observations about early hominins and the development of human society, NWO (Netherlands organisation for Scientific Research) announced on Monday 4 June.

The use of fire can tell us a lot about human evolution. Archaeologist Femke Reidsma has developed a more accurate technique to identify how our ancestors used fire. Existing archaeological studies will need to be revised. Reidsma’s study was published in Nature Scientific Reports on 2 November.

Different groups of hominins probably learned from one another much earlier than was previously thought, and that knowledge was also distributed much further. A study by archaeologists at Leiden University on the use of fire shows that 400,000 years ago knowledge and skills must already have been exchanged…