Zientzia hedabideetan
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A neutron star almost too massive to exist
Astronomers make good use of the Shapiro Delay.
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![[:es]A Woman’s AncestryDNA Test Revealed a Medical Secret[:]](https://katedra.eus/app/uploads/2018/07/lead_720_405-3.jpg)
[:es]A Woman’s AncestryDNA Test Revealed a Medical Secret[:]
As a cancer patient, she had received cord-blood cells from an anonymous donor. The DNA from those cells led her to him.
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![[:es]De 0 a 40.000, el censo de cigüeñas en España por el cambio climático[:]](https://katedra.eus/app/uploads/2019/09/John-Wright-35.jpg)
[:es]De 0 a 40.000, el censo de cigüeñas en España por el cambio climático[:]
Las cigüeñas han modificado sus patrones de migración por el cambio climático y los vertederos
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![[:es]Massive, blimplike experiment lowers weight limit on neutrino[:]](https://katedra.eus/app/uploads/2019/09/Slider4_KATRINwithAircoils-1280x720.jpg)
[:es]Massive, blimplike experiment lowers weight limit on neutrino[:]
Physicists have set a new limit on the mass of nature’s lightest particle of matter. The neutrino can weigh no more than 1.1 electron volts (eV)—less than one-500,000th the mass […]
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![[:es]Debating the bedrock of climate-change mitigation scenarios[:]](https://katedra.eus/app/uploads/2019/09/d41586-019-02744-9_17160936.jpg)
[:es]Debating the bedrock of climate-change mitigation scenarios[:]
Researchers and policymakers rely on computer simulations called integrated assessment models to determine the best strategies for tackling climate change. Here, scientists present opposing views on the suitability of these […]
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![[:es]Los fósiles más antiguos de la Tierra guían la búsqueda de vida en Marte[:]](https://katedra.eus/app/uploads/2019/09/osea.jpg)
[:es]Los fósiles más antiguos de la Tierra guían la búsqueda de vida en Marte[:]
El autor explica la expedición de investigadores de los ‘rovers’ marcianos ExoMars y Mars2020 en Australia como campo de pruebas para buscar vida en Marte
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![[:es]Could editing the DNA of embryos with CRISPR help save people who are already alive?[:]](https://katedra.eus/app/uploads/2019/09/CRISPRchildren_v2_Illustration_MollyFerguson_091219-768x432.jpg)
[:es]Could editing the DNA of embryos with CRISPR help save people who are already alive?[:]
Amid last year’s backlash against the birth of the world’s first genetically edited babies, some experts preached prudence: Editing the genomes of embryos, they argued, could one day “cure” people […]
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![[:es] Abortatzeko eskubidea, osasun-eskubidea [:]](https://katedra.eus/app/uploads/2019/09/hkn962_article_big.jpg)
[:es] Abortatzeko eskubidea, osasun-eskubidea [:]
Ez da ohikoa medikuntzan espezializatutako aldizkari batek gai berari buruzko bi editorial idaztea, aste gutxiko tartearekin. The Lancet astekari ospetsuak egin du, eta ez da kasualitatea, noski: landutako auziak zenbaterainoko […]
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![[:es]Lo que la naturaleza le debe a Alexander von Humboldt[:]](https://katedra.eus/app/uploads/2019/09/Lo-que-la-naturaleza-le-debe-a-Alexander-von-Humboldt_image_380.jpg)
[:es]Lo que la naturaleza le debe a Alexander von Humboldt[:]
Considerado el padre de la geografía moderna universal, Alexander von Humboldt, nacido en Alemania hace hoy 250 años, es mucho más que eso. Sus viajes por Europa y América del […]