Ciencia y Tecnología

El próximo viaje tripulado alrededor de la Luna promete marcar un nuevo hito en la exploración espacial, pero también reabre un debate técnico profundo sobre riesgos, decisiones de ingeniería y la forma en que la NASA gestiona la incertidumbre. Detrás del entusiasmo por Artemis II, persiste una pregunta clave: ¿es suficiente lo que hoy se sabe para garantizar un regreso seguro?El 6 de febrero, si no hay nuevos retrasos, cuatro astronautas despegarán rumbo a una misión histórica que los llevará a orbitar la Luna por primera vez en más de medio siglo. Lo harán a bordo de Orión, la cápsula…

Forgetting a person’s name at an awkward moment is nearly universal. Proper names feel different from other words: they slip away while common nouns and facts remain accessible. Understanding why this happens requires looking at how names are stored and retrieved in the brain, how attention and emotion affect encoding, and how age, stress, and language experience change retrieval dynamics.Why proper names stand outProper names function as identifiers that carry minimal semantic cues. In contrast with a term like “dog,” which naturally evokes qualities, behaviors, and situational associations, a name such as “Sarah” offers almost no built‑in hints about its…

Apple’s move to adopt Google’s Gemini artificial intelligence represents a major turning point in the way the company intends to bring sophisticated AI capabilities to millions of users around the globe.Instead of delaying progress to finalize its own large-scale model, Apple is emphasizing rapid deployment, dependable performance, and a refined user experience as it readies a long-awaited enhancement to Siri.Apple confirmed that it will integrate Google’s Gemini AI model into the next generation of Siri, scheduled to arrive later this year. The announcement, made jointly by both companies, highlights a multi-year agreement that allows Apple to use Gemini alongside Google’s…

Artificial intelligence is now a hot topic, capturing an extraordinary level of interest from investors, governments, and businesses. However, despite the growing excitement, OpenAI's CEO, Sam Altman, has warned that the industry might be approaching what he terms a bubble. His remarks come during a period when massive amounts of money are being funneled into research, infrastructure, and new ventures, creating both chances and worries about whether this fast growth can be maintained.According to Altman, the vast volume of financial investments in artificial intelligence reflects historical trends of speculative overinvestment. Although he recognizes the technology's transformative potential, he also proposes…

In the dense jungles and ancient caves of Mexico, a quiet revolution is underway, led by a man on a mission to change the public's perception of one of the world's most misunderstood creatures: the bat. Rodrigo Medellín, a renowned ecologist and conservationist, has dedicated his life to protecting these nocturnal mammals. His passionate advocacy has earned him the affectionate moniker "Mexico's Bat Man." Through his relentless work, he is proving that these animals are not symbols of fear but crucial pillars of their ecosystems, essential for everything from agriculture to the health of entire forests. His campaign is a…