Los números nos hicieron como somos

Best-selling author Peter Wohlleben takes us for a walk in the woods with his new book. Learn all what you need to enjoy your jaunt in the forest, such as recognizing animals tracks to be able to navigate properly without a compass.

La medicina tradicional en la sociedad de los kichwas del alto Napo practicada por ayumas y pajuyuk constituye un sistema coherente de nociones, conceptos, reglas, modelos y rituales tendientes a conservar la salud a través de las plantas medicinales, por esta razón se identificaron 30 especies y sus potenciales efectos terapéuticos, respetando los derechos que asisten al conocimiento y a los usos tradicionales de las plantas.

This thesis (written in Spanish) presents the analysis, design and implementation of a four-quadrant power supply with high-frequency isolation, which is expected to be used to feed the low-energy correction magnet of a particle accelerator. In particle accelerator applications the magnetic field during beam acceleration may be either positive or negative, and true bipolar power converters are needed. The selected bipolar topology consists of a bidirectional three-phase to single-phase reduced matrix converter (RMC) with power factor correction and a bidirectional active rectifier. Main...

In a world full of false information, prejudices, myths, deceits and poor knowledge, nobody is the possessor of the supreme truth or has the definitive answers to our questions (not even Google). However, logical and skeptical thinking is our weapon to combat false argumentation, crazy reasoning and superstition. It is a difficult process that requires our full attention, but it is worth it. The Universe's Guide to Skeptics will explain the principles of skeptical thinking and teach you how it has served to debunk some of the greatest conspiracy myths, fallacies, and theories, from homeopathy ...