Ediacaran life is represented by a group of bizarre-looking fossils that are the remnants of the first complex life in Earth's oceans from over half a billion years ago. During this time, life was sessile and tranquil, with few traces of large-scale predation and movement.... click to read more

The coordinated movements of bird flocks, fish schools, and insect swarms are among the most impressive collective behaviors in the animal world. Such coordination can be achieved by simple behavioral rules for social interactions, like avoiding a collision from close neighbors and attraction towards distant... click to read more

The brain is a specialized organ that interprets information about the surroundings and translates it into behavior, allowing animals to cope with their dynamic environments. Ever since antiquity, thinkers (and helpless parents) have suggested that the activity of one's brain could somehow impact the fate... click to read more

In recent decades ancient DNA has been continuously used as a part of the tool-kit for studying human history and evolution. Ancient human DNA is found in both organic and inorganic material, for example, bones, teeth, mummified materials, coprolites, soil, etc. Bones and teeth harbor the... click to read more

Cannabis is one of the most contentious and widely used drug plants in the world today. However, its history of use and the role that it played among peoples in the past is poorly understood. Historians and archaeologists have debated about ancient drug use for... click to read more