Magnetic Plan (image) Kiel University Share Print E-Mail Caption Magnetic plan of an early Neolithic settlement. Each two of the dark lines with a length of 20 to 30 meters represent the part of a house. Credit © Nils Müller-Scheeßel Usage Restrictions name credit Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.