Spiders build their webs using the silk they synthesize and secrete from their spinning glands, structures located in the back of the abdomen. The most primitive species have few glands and build their nets with fairly uniform silks. The most […]
In 1873, the microscopist Ernst Abbe stipulated a physical limit for the maximum resolution of traditional optical microscopy: 0.2 micrometers, or 200 nanometers (the shortest wavelength for visible light, the extreme limit of violet). This meant that scientists could distinguish […]
Authors: Gerardo Cebrián-Torrejón1, Michelle Salas Pinel1,2
1 Laboratoire COVACHIM-M2E EA 3592, Université des Antilles, 97157 Pointe-à-Pitre Cedex.
2 Forest engineer. Heredia. Costa Rica.
The Applied Scientific Research Program of Medicinal Plants, known as TRAMIL, […]
Author: Marta Iglesias-Julios is currently a PhD candidate (Champalimaud Neuroscience Programme) at the Campalimaud Center for the Unknown in Lisbon (Portugal)
Science often advances through improvements in our ability to measure and observe. Just take the example of migrating storks. […]
Maternal and paternal stress have been proved to be critical aspects of off-spring brain development. High levels of stress on pregnant mothers can alter both placental and embryonic gene expression patterns, misprogramming the brain of the newborn towards psychiatric […]
“It is often said that all the conditions for the first production of a living organism are now present, which could ever have been present.— But if (& oh what a big if) we could conceive in some warm […]
From nucleic acids to proteins and sugar chains, all life is made up of polymers, large molecules made up of sequences of small units called monomers. However, how these macromolecules first appeared on the surface of Earth is still controversial. […]
Doñana National Park, at the South-western coast of Spain, is known to host several species of wading birds. These piscivorous birds nest in colonies in the neighboring woodlands, formed by cork oaks, close to the marshals where they feed. Ever […]
Author: Gerardo Ferrer got his Ph.D. in Medicine from the University of Barcelona in 2012. Currently, he is a postdoctoral researcher at the Karches Center for Chronic Lymphocytic Leukemia Research and Center for Oncology and Cell Biology, The Feinstein […]
In social species, the dominant individual is often called the alpha. Depending on the species, the alpha may be a male, a female, both or a pair. The alpha individual usually presents a certain behavior: dominant, assertive, brash and usually […]