La ciencia en los medios
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![[:eu]Tundra May Be Shifting Alaska to Put Out More Carbon Than It Stores[:]](https://katedra.eus/app/uploads/2017/05/09TUNDRA2-superJumbo.jpg)
[:eu]Tundra May Be Shifting Alaska to Put Out More Carbon Than It Stores[:]
[:eu]A new study suggests that Alaska, with its huge stretches of tundra and forest, may be shifting from a net sink, or storehouse, of carbon to a net source. The study focused on one possible cause: warmer temperatures that keep the Arctic tundra from freezing until later in the fall, allowing plant respiration and microbial…
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![[:eu]Mitokondrioetan 50ºko tenperatura neurtu dute[:]](https://katedra.eus/app/uploads/2017/05/Mitokondrioa_article_big.jpg)
[:eu]Mitokondrioetan 50ºko tenperatura neurtu dute[:]
[:eu]Gure gorputzeko tenperatura 37º ingurukoa den arren, gure zelulen barruko organulu batzuetan oso tenperatura altuak egoten direla ikusi dute: 50º neurtu dituzte mitokondrioetan.[:]
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![[:eu]This mysterious human species lived alongside our ancestors, newly dated fossils suggest[:]](https://katedra.eus/app/uploads/2017/05/7neo-skull-homo-naledi_16x9.jpg)
[:eu]This mysterious human species lived alongside our ancestors, newly dated fossils suggest[:]
[:eu]A creature reminiscent of much earlier human ancestors such as H. habilis lived at the same time as modern humans were emerging in Africa and Neandertals were evolving in Europe.[:]
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![[:eu]“La fuente de la juventud se esconde en el ratopín rasurado”[:]](https://katedra.eus/app/uploads/2017/05/1494233044_657698_1494313129_noticia_fotograma.jpg)
[:eu]“La fuente de la juventud se esconde en el ratopín rasurado”[:]
[:eu]La bióloga Vera Gorbunova, del Centro de Investigación del Envejecimiento de Rochester, quiere alargar la vida humana copiando los mecanismos de animales longevos[:]
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![[:eu]Cannabinoideek sagu heldu eta zaharren ikasteko gaitasuna eta memoria hobetzen dute[:]](https://katedra.eus/app/uploads/2017/05/seedling-1062908_galeria.jpg)
[:eu]Cannabinoideek sagu heldu eta zaharren ikasteko gaitasuna eta memoria hobetzen dute[:]
[:eu]Cannabinoideek sagu heldu eta zaharren ikasteko gaitasuna eta memoria hobetzen dutela ondorioztatu dute Nature Medicine aldizkarian argitaratu duten lan batean. Emaitzek iradokitzen dute THC cannabinoidea (marihuanaren osagai psikoaktibo nagusia) dosi txikian hartzeak lagun dezakeela zahartzearekin lotutako galera kognitiboari aurre egiten. Dena den, ikertzaileek ohartarazi dute oraindik ezin dela jakin beste espezieetan ere saguetan ikusitako efektua…
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![[:eu]Pre-Conscious Humans May Have Been Like the Borg[:]](https://katedra.eus/app/uploads/2017/05/4742_a0205b87490c847182672e8d371e9948.jpg)
[:eu]Pre-Conscious Humans May Have Been Like the Borg[:]
[:eu]Does an alien race from Star Trek tell the story of human consciousness?[:]
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![[:eu]Ancient minerals fill in lost chapter of Earth’s history[:]](https://katedra.eus/app/uploads/2017/05/170509-Zircon1-Full.jpg)
[:eu]Ancient minerals fill in lost chapter of Earth’s history[:]
[:eu]A study of the oldest minerals ever found has shed new light on Earth in the Hadean eon, 4.4 billion years ago.[:]
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![[:eu]Cómo cambiar la historia de la ciencia desde tu móvil[:]](https://katedra.eus/app/uploads/2017/05/Brian_May_pluton-720x404.jpg)
[:eu]Cómo cambiar la historia de la ciencia desde tu móvil[:]
[:eu]Hoy en día cualquier ciudadano puede hacer un descubrimiento científico de gran impacto. Eso le sucedió a Hanny Van Arkel. Aficionada a la astronomía se registró en la web de ciencia ciudadana Galaxy Zoo y descubrió un objeto celeste desconocido por la ciencia.[:]
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![[:eu]Swirling Bacteria Linked to the Physics of Phase Transitions[:]](https://katedra.eus/app/uploads/2017/05/SchoolFish_615-520x291.jpg)
[:eu]Swirling Bacteria Linked to the Physics of Phase Transitions[:]
[:eu]The new experiments suggest that simple models can explain the behavior of thousands of interacting organisms.[:]
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