On February 15, 2013, a blinding flash streaked across the morning sky above Chelyabinsk, Russia. Windows shattered, people were knocked off their feet, and shockwaves rattled buildings across the Ural region. That wasn’t a nuclear test — it was a meteor, a rock from space disintegrating in Earth’s atmosphere.
Continue reading When the Sky Explodes: What NASA’s Fireball Data Tells Us About Meteors, Earth, and Cosmic EnergyAuthor: Nugroho Budianggoro
Mass Shootings in the United States: An Analysis of 2014–2025 Data
Mass shootings remain one of the most pressing issues in the United States today. Public debates often highlight specific incidents, especially school shootings or high-profile cases, but less attention is given to the broader patterns across the country. To better understand the scope and characteristics of this crisis, I analyzed data from the Gun Violence Data Hub covering the period from January 2014 to August 2025.
Continue reading Mass Shootings in the United States: An Analysis of 2014–2025 Data
World Primary and Secondary Education Data Analysis
International Migrants and Refugees Data Analysis
World Population, Population Change Percentage, Sex Ratio of Countries Data Analysis
This analysis uses the latest population data from the United Nations, specifically the Population, Surface Area, and Density dataset. You can access the data here: UN Data CSV File.
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