A solar eclipse happens when the moon passes between the Earth and the sun, blocking the sun’s light either partially or completely. During this event, the sky can become dark even in the daytime, and it offers a rare opportunity to see the sun’s outer atmosphere called the corona. Solar

Space exploration began in the 20th century with the launch of the first artificial satellite, Sputnik, by the Soviet Union in 1957. This event marked the start of the space race between the United States and the Soviet Union, leading to many achievements such as sending humans to the Moon. NASA'

Recycling helps save energy by reusing materials instead of creating new ones from scratch. For example, recycling aluminum cans uses up to 95% less energy than making new cans from raw materials. This energy saving reduces pollution and conserves natural resources. By recycling paper, plastic, g

DNA, or deoxyribonucleic acid, is the molecule that carries the genetic instructions for all living organisms. It contains the information needed to build and maintain cells, and it is passed from parents to offspring. DNA determines many traits such as eye color, height, and susceptibility to certa