The evolution of endothermy (thermoregulation by metabolic means) represents a major transition in vertebrate history. However, the process of endothermy evolution and its timeline in birds and mammals remains controversial. ...
In a special issue of Science, an international team of scientists has for the first time thoroughly described Ardipithecus ramidus, a hominid species that lived 4.4 million years ago in what is now Ethiopia. This research, ...
Archaeology
Oct 1, 2009
1
1
While history portrays the Vikings as skillful masters of the sea, sailing treacherous routes in the northern Atlantic Ocean during the 10th-13th centuries, just how much knowledge, technology and ability they possessed is ...
Stick and leaf insects both belong to the insect order “Phamatodea,” or “phasmid” for short, a term which shares the same roots as the word “phantom.” Besides appropriately describing the species’ illusory presence ...
Ancient remains, once thought to be a key link in the evolution of mankind, have now been shown to be 400,000 years too young to be a part of man’s family tree.
Archaeology
Dec 7, 2006
0
0
The skeletal remains found in a cave on the island of Flores, Indonesia, reported in 2004, do not represent a new species as then claimed but are some of the ancestors of modern human pygmies who live on the island today, ...
Archaeology
Aug 21, 2006
0
0
Modern humans dispersed from Africa multiple times, but the event that led to global expansion occurred less than 100,000 years ago. Some researchers hypothesize that dispersals were restricted to "green corridors" formed ...
Archaeology
Mar 20, 2024
2
161
An international team of archaeologists, historians and tattoo artists has found evidence that suggests Ötzi the Iceman's tattoos were made via hand-poking with a single-pointed tool. In their study, published in the European ...
Bacterial poisoning via food and water—but also via contact such as kisses—caused a lot of suffering during the Stone Age. Diseases that today can be treated with antibiotics were then fatal, concludes new study published ...
Archaeology
Mar 14, 2024
1
113
Blood relations and kinship were not all-important for the way hunter-gatherer communities lived during the Stone Age in Western Europe. A new genetic study, conducted at several well-known French Stone Age burial sites, ...
Archaeology
Feb 28, 2024
1
382
