Rare Species of Animals and Plants Organize in Ghettos to Survive
An international research team in which Spanish experts participate has shown that sparse species are associated spatially in 90% of the animal and plant communities…
University of Madrid News
A Star Disturbed Solar System Comets and Asteroids 70,000 Years Ago
About 70,000 years ago, when the human species was already on Earth, a small reddish star approached our solar system and gravitationally disturbed comets and…