Black holes are among the most mysterious and fascinating objects in the universe. They form when massive stars collapse under their own gravity, creating a region where gravity is so strong that nothing, not even light, can escape. The boundary of a black hole, known as the event horizon, marks the point of no return. Scientists study black holes

Social media has revolutionized the way people communicate, share information, and interact with the world. Platforms like Facebook, Twitter, Instagram, and TikTok allow individuals to connect instantly, regardless of distance. Social media has also become a powerful tool for businesses, activism, and education, enabling brands to reach global audi

Vaccines are one of the most effective ways to prevent infectious diseases and protect public health. They work by stimulating the immune system to recognize and fight harmful pathogens, such as viruses and bacteria, without causing illness. When a person receives a vaccine, their body produces antibodies that provide immunity against future infect

DNA (deoxyribonucleic acid) is the blueprint of life, carrying genetic instructions that determine an individual’s physical traits, such as eye color, height, and even susceptibility to certain diseases. It is made up of a unique sequence of chemical bases adenine (A), thymine (T), cytosine (C), and guanine (G) which form the genetic code. Every