هذه الكمية من الكافيين قد تسبب نوبة قلبية.. حتى لو كنت بصحة جيدة - اليوم السابع



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Meteorite contains evidence of liquid water on Mars 742 million years ago - Phys.org
Astronomers defy the zone of avoidance to find hundreds of new galaxies - Phys.org

Origin of Life Breakthrough: New Research Shows Gamma Radiation Can Create Life’s Building Blocks From Simple Gases - SciTechDaily
SpaceX launches 24 Starlink satellites on Falcon 9 rocket from Cape Canaveral - Spaceflight Now