Ozone manifests as pale blue gas. The ozone layer, a concentrated region in the stratosphere, protects Earth from damage by UV rays....

Lodestones are naturally magnetized. Primarily composed of iron oxide, they provide a key to understanding navigation and the Earth's...

Spacecraft re-entering Earth's atmosphere must navigate intense heat and friction. Primary defenses against burning up include heat...

The Red Sea crisis begins in October 19, 2023. The Houthi movement in Yemen ignites the conflict by launching missiles and armed drones...

The modern Israel-Palestine conflict has torn up Middle East for over a century. Israel and Palestine both claim rights going back to...

Wildfires rage through forest, savannah and even urban regions. Frequency and intensity of wildfires increase dramatically as they're fed...

The Houthi rebels, Ansar Allah ("Supporters of God") , are a Zaydi Shia movement from northern Yemen. A powerful force in the Yemeni...

Nerve agents are among the most dangerous substances known. With capacity for mass suffering and death, they disrupt how nerves send...

There are three main types of WMDs: nuclear, chemical, and biological weapons. For decades in modern history the United States develops...

Hamas and Fatah are the two main political parties of Palestine, with Hamas controlling the Gaza Strip and Fatah governing the West Bank....

The Gaza Strip is a narrow territory bordering Israel, Egypt and the Mediterranean Sea. It's one of the most densely populated areas in...

Iraq is the place civilization begins. Ancient Mesopotamia emerges in the fertile crescent of the Tigris and Euphrates Rivers. Today a...

A transistor is a semiconductor device. It can operate as either a switch or an amplifier. Made from materials like silicon or...

Yemen, at the southern tip of the Arabian Peninsula, is a country long in conflict. Recent US military airstrikes targeting Houthi forces...

The Four Holy Beasts (四聖獸), Dragon, Phoenix, Tortoise, and Unicorn, are integral to Taiwanese culture. Each beast represents unique...

Taiwan is an island off the southeastern coast of China, with thousands of years of history marked by diverse cultures, agricultural...

Bitcoin is a digital currency launched in 2009. It can be an investment opportunity or method for online transactions. Bitcoin operates...

Cryptocurrency is a revolutionary financial technology of the 21st century. As digital or virtual currencies secured by cryptography,...

Canada's space program includes the Canadarm2, an extendible arm on the International Space Station, and multitalented robot Dextre....

Pakistan is one of the world’s oldest civilizations and a modern nuclear power rising in the world space race. Pakistan's history is...