Smartphones: The modern smartphone is a product of science and engineering, combining advancements in electronics, materials science, software, and communication technology.

Antibiotics: Antibiotics are medications that help fight bacterial infections, and they were developed through scientific research and experimentation. The first antibiotic, penicillin, was discovered in 1928 by Scottish biologist Alexander Fleming.

Solar cells: Solar cells, also known as photovoltaic cells, convert sunlight into electricity. They are made from materials such as silicon, and their development and improvement over the years has been a result of scientific research and innovation.

Airplanes: Airplanes are complex machines that allow people and goods to travel across long distances quickly and efficiently. They were developed through the application of scientific principles such as aerodynamics, materials science, and propulsion.

Artificial intelligence: Artificial intelligence (AI) is the ability of machines to learn and perform tasks that normally require human intelligence, such as understanding natural language, recognizing images, and making decisions. AI is made possible by advances in computer science, mathematics, and neuroscience.