Bronze Age

This question goes for prehistory and the Middle Ages as well. From the emergence of modern man (the homo sapiens sapiens, following the homo sapiens neanderthalensis) we are sure people used spoken language...

We usually let prehistory start with the emergence of mankind. Of course, the planet is much older than that, but that part of the past is studied by palaeontologists...

The World Population 25,000 years ago was about 3,5 million people. In AD 1, these were about 170 million...

No, why should they! The modern human (Homo sapiens sapiens) is around for about 37,000 years. Ever since, people have the same appearance and the same development of the brain as we do...

Crannogs varied in size but it would probably be an extended family of parents, grand parents and children, aunts uncles, cousins, etc. Crannogs were used from 5,000 years ago to as recently as 250 years ago, so the number of people staying there would have changed as the function of crannogs changed.

Perhaps prehistoric women did not have their period as often as nowadays. In times of lack of food, during pregnancy and the lengthy period of breast feeding, they didn't get bleeding...

The prehistoric canoes that have been found in the Netherlands are dug-out canoes. They were made of hollowed-out trees. In te forest a suitable tree was selected and probably on the spot shortened, debarked and hollowed out...

Yes. We know rests from chairs, beds as well as racks, both from the Stone Age as the following Bronze Age. They were not at all worked as artistically as the furniture from the Mediterranean we know from the same era or from the Near East. They are more the results of sound craftsmanship...

The heat of a fire depends on the type of fuel and the quantity of added oxygen. A simple wood fire can reach about 700 - 800 ° C.

Kinds of wood used in Dutch prehistory were for sure oak (Quercus), lime (Tilia) and needle wood. The fact that more different kinds of wood were used could refer to that...