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Tragedy at Iguazu Falls: Dutch Tourist Dies After Boat Capsizes During Excursion Teen Lifeguard, 16, Rescues Boy from Riptide in California; Trump to Award Civilian Honor Santilli, Juez, and Bornoroni Unite at Casa Rosada to Strengthen Opposition in Córdoba Cristina Kirchner Takes Her Vialidad Conviction to the UN, Adds Lula’s Lawyers to Her Team Japan Earthquake: Race Against Time to Rescue Survivors in Kumamoto Argentina Seeks to Ease Diplomatic Tensions with Brazil After Milei's Insults to Lula Global Breakthrough in Prostate Cancer: Focal Therapy Halves Side Effects and Reaches Argentina Science and Hope Against HIV: The Urgency of Not Losing Victory Argentinos Juniors Roars to the Top of Argentina's 2026 Clausura Tournament with a Dominant 3-0 Win Relief in Núñez: Coudet's Suspension Lifted, Will Manage River Against Gimnasia Tragedy at Iguazu Falls: Dutch Tourist Dies After Boat Capsizes During Excursion Teen Lifeguard, 16, Rescues Boy from Riptide in California; Trump to Award Civilian Honor Santilli, Juez, and Bornoroni Unite at Casa Rosada to Strengthen Opposition in Córdoba Cristina Kirchner Takes Her Vialidad Conviction to the UN, Adds Lula’s Lawyers to Her Team Japan Earthquake: Race Against Time to Rescue Survivors in Kumamoto Argentina Seeks to Ease Diplomatic Tensions with Brazil After Milei's Insults to Lula Global Breakthrough in Prostate Cancer: Focal Therapy Halves Side Effects and Reaches Argentina Science and Hope Against HIV: The Urgency of Not Losing Victory Argentinos Juniors Roars to the Top of Argentina's 2026 Clausura Tournament with a Dominant 3-0 Win Relief in Núñez: Coudet's Suspension Lifted, Will Manage River Against Gimnasia
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zona habitable

Descubren una supertierra a 18 años luz que podría albergar vida

Un equipo internacional de astrónomos halló el planeta GJ 251c, una supertierra rocosa ubicada en la zona habitable de una estrella enana roja. Con una masa cuatro veces superior a la terrestre, este exoplaneta se convierte en uno de los candidatos más prometedores para buscar señales de agua líquida y atmósferas habitables fuera del Sistema Solar.

James Webb revoluciona búsqueda de vida: el hallazgo que cambia todo

El telescopio espacial más potente de la historia logró cartografiar por primera vez el clima de dos exoplanetas potencialmente habitables, pero los resultados trajeron una sorpresa inesperada que obliga a reorientar la búsqueda de gemelos de la Tierra en el cosmos.

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Alfredo's Column Alfredo S. Quiroga

Alfredo S. Quiroga