Zientzia hedabideetan
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![[:es]El misterioso animal que perforaba montañas[:]](https://katedra.eus/app/uploads/2020/04/PNG-1-2.png)
[:es]El misterioso animal que perforaba montañas[:]
Miles de túneles gigantes han sido encontrados en Sudamérica. Algunos de varios cientos de metros de largo, dos de altura y cuatro de ancho. ¿Qué clase de animal pudo hacer algo así?
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![[:es]Will the Earth ‘Remember’ the Coronavirus Pandemic?[:]](https://katedra.eus/app/uploads/2020/04/PNG-2-4.png)
[:es]Will the Earth ‘Remember’ the Coronavirus Pandemic?[:]
Tree rings, ice cores and sediment deposits could record changes in pollution during the global shutdown
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![[:es]El año en que Cajal inventó una vacuna y no se enteró nadie porque lo anunció en español[:]](https://katedra.eus/app/uploads/2020/04/PNG-3-1.png)
[:es]El año en que Cajal inventó una vacuna y no se enteró nadie porque lo anunció en español[:]
El Ministerio de Ciencia homenajea en plena pandemia al padre de la neurociencia e ignorado pionero de la vacunación
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![[:es]A new angle on that asteroid[:]](https://katedra.eus/app/uploads/2020/05/200527_asteroid-impact.jpg)
[:es]A new angle on that asteroid[:]
Chicxulub simulations reveal trajectory of impact.
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![[:es]El restablecimento de la capa de ozono tiene efectos en el clima[:]](https://katedra.eus/app/uploads/2019/09/articleImage-big.jpg)
[:es]El restablecimento de la capa de ozono tiene efectos en el clima[:]
La merma del ozono atmosférico sobre la Antártida en el siglo pasado alteró el clima del hemisferio Sur. Pero con el progresivo restablecimiento de la capa, la tendencia que se indujo ha interrumpido su avance.
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![[:es]Short-term tests validate long-term estimates of climate change[:]](https://katedra.eus/app/uploads/2020/05/d41586-020-01484-5_17978376.jpg)
[:es]Short-term tests validate long-term estimates of climate change[:]
Six-hour weather forecasts have been used to validate estimates of climate change hundreds of years from now. Such tests have great potential — but only if our weather-forecasting and climate-prediction systems are unified.
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![[:es]Mysterious ancient rock art may have been made with beeswax[:]](https://katedra.eus/app/uploads/2020/05/caveart_700p.jpg)
[:es]Mysterious ancient rock art may have been made with beeswax[:]
This 500-year-old rock art is among the rarest in the world. Found at a site called Yilbilinji near northern Australia’s Gulf of Carpentaria—and depicting a humanlike figure holding a boomerang (right), surrounded by more boomerangs—it’s a type of stenciling that involved creating miniature outlines of humans, tools, and other shapes. Similar, much older mini-stencils have…
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![[:es]New Marsquake study could shatter theories on how Mars was born[:]](https://katedra.eus/app/uploads/2020/05/PZSBrCGMHuQMXFHS8jV7cN-650-80.jpg)
[:es]New Marsquake study could shatter theories on how Mars was born[:]
A team of researchers at the University of Tokyo has revealed tantalizing details about Mars’ seismic activity for the very first time in one new study. These results could make or break theories surrounding the Red Planet’s origins and provide details about its composition.
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![[:es] Plásticos, mentiras y niños prodigio [:]](https://katedra.eus/app/uploads/2020/05/imagen-charla-Angelina-Arora-Sydney_1358274270_15042658_1020x574.png)
[:es] Plásticos, mentiras y niños prodigio [:]
La imagen de Angelina Arora ha dado la vuelta al mundo. Esta adolescente australiana explica en una inspiradora charla cómo a sus 14 años inventó un material alternativo al plástico a partir de las cáscaras de las gambas. Maravilloso. Aunque a su verdadero inventor no se lo parece tanto.