Bicycles, commonly referred to as bikes, are human-powered, pedal-driven vehicles with two wheels attached to a frame, one behind the other. They're propelled by the rider's legs turning the pedals, which drives the rear wheel via a chain. Bicycles are used for a variety of purposes: as a means of transportation in cities and towns, a form of exercise to improve fitness, a competitive sport such as road or mountain bike racing, and for leisure activities like touring or family outings. They are celebrated for their simplicity, cost-effectiveness, and environmentally friendly nature, as they don't emit pollutants.

Bicycles began as wooden push-along devices without pedals, evolving into pedal-driven machines in the 19th century. The iconic penny-farthing, with its large front wheel, came next, but it was the safety bicycle with equal-sized wheels and a chain drive that truly ignited the bike's popularity. This design made cycling safer and more practical. By the early 20th century, bikes were everywhere, used for commuting, delivering mail, and leisure. After a mid-century dip in popularity, the bike boom of the 1970s reestablished cycling as a favored mode of eco-friendly transportation and a sport, leading to the diverse styles of bikes we see today.

Bicycles are likely to see technological integrations that make riding more efficient and enjoyable. Expect lightweight materials for easier handling, e-bikes with longer-lasting batteries like the Specialized Turbo Vado, and smart features such as built-in GPS and fitness tracking. Folding designs will make storage and transport in urban environments simpler.

Safety will improve with integrated lighting systems and collision avoidance sensors. As cities become more bike-friendly, bicycles will play a central role in sustainable transport solutions, symbolizing a commitment to health, the environment, and community connectivity, aligning with a cultural shift towards more conscious and active lifestyles.