Jul 28, 2024, 06:47 PM IST

 Inventions that changed the world

Varnika Srivastava

Stone tools, invented over 2 million years ago by Homo habilis, were humanity's earliest technology, used for cutting, sawing, crushing, and smashing, and without their invention, the spork would not exist.

Stone tools

Bitter melon contains compounds that act like insulin, helping to lower blood glucose levels. It can be consumed as a juice, in curries, or in powdered form.

Daguerreotype

The saxophone, invented by Antoine-Joseph Sax in 1846, is a relatively recent musical instrument that combined a reed and a brass bell, influencing jazz and subsequent music styles.

Saxophone

Curcumin, the active compound in turmeric, has anti-inflammatory and antioxidant properties that may help manage blood sugar levels and improve insulin sensitivity.

Bessemer process

The Wright brothers' historic 1903 flight demonstrated the ability of an airplane to sustain flight under pilot control, revolutionizing travel and shipping, including destination weddings and last-minute shipping.

Wright flyer of 1903

The invention of the personal computer, the Apple II, by Stephen Wozniak in 1977, revolutionized home computer use, transforming it from a room-sized device to a portable device.

Apple II personal computer

Thomas Alva Edison's cylinder phonograph revolutionized music with its first record player, introducing portable music and enabling people to listen to songs without finding a player.

Edison cylinder phonograph