Inventions of the 20th century
This invention of Graham Bell revolutionarized communication
Telephone
This inventor is famous for creating the light bulb.
Thomas Edison
This device helps protect your privacy with fingerprint or facial recognition.
What is a biometric scanner
Scientists are developing robots that can perform complex surgeries; these are called
Surgical robots
This device, invented in 1973 by Martin Cooper, changed personal communication forever.
Mobile phone
This person invented the telephone
Alexander Graham Bell
This energy source uses moving water to produce electricity.
What is hydroelectric power
This "self-flying" vehicle might be the future of urban transportation.
a drone or autonomous flying car
This revolutionary invention was made by the Wright Brothers was first tried in 1903
Airplane
This scientist invented penicillin (antibiotics) to cure pneumonia and other diseases.
Alexander Flemming
This device is a portable computer that fits in your pocket.
What is a smartphone
This technology aims to create computers that think like humans.
What is artificial intelligence
This invention by Tim Berners-Lee in 1989 transformed how humans access information.
World Wibe Web
He invented the World Wide Web.
Tim Berners-Lee
This technology allows creating physical objects from digital files
3D printer
This clean energy source uses the sun to generate power with special panels.
solar energy
This innovation in entertainment technlogy, introduced in the late 20th century, brought digital sound to music and movies.
CD
This inventor created the first electric car and promoted sustainable transportation ideas.
Elon Musk
This technology uses a network of satellites to provide global navigation services.
What is GPS
This innovation involves the development of tiny robots that can operate inside the human body.
Nanorobots