Ecosystems not searching for balance

Species abundances in natural ecosystems may never settle at a stable equilibrium. Biologists from the University of Amsterdam (The Netherlands), Leigh Marine Laboratory (New Zealand) and Cornell University (USA) report that ...

World population not likely to stabilize at 10 billion people

Projections suggesting the world human population will stop growing around 10 billion people at the end of this century are improbable, according to new research by SFI Postdoctoral Fellow Marcus Hamilton and collaborators.

Massive stars are born as giants

Astronomers from the University of Amsterdam have shown that forming massive stars are much bigger than grown-up massive stars. Their observations confirm the theory that, at the conclusion of the formation process, a massive ...