Dólar hoy en casas de cambio en Colombia: así cotiza la divisa este martes, 13 de agosto - Revista Semana



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NASA Confirms Asteroid Larger Than the Statue of Liberty Is Approaching Earth Tomorrow - The Daily Galaxy --Great Discoveries Channel
Signs of Life in Asteroid Sample Turn Out to Be Something Embarrassing - Futurism

AI and astronomy: Neural networks simulate solar observations - Phys.org
500-year-old cannon that could fire ‘like a swarm of hornets’ found in Arizona. See it - Sacramento Bee