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Period: to
Siglo XX
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Airplane
Airplane (1903) - Wright Brothers
• Advantages:
• Revolutionized air transportation and aviation.
• Significantly reduced travel times.
• Facilitated exploration and global trade.
• Disadvantages:
• Risks of aviation accidents and safety concerns.
• Contribution to air pollution.
• High construction and maintenance costs of aircraft. -
Penicillin
Penicillin (1928) - Alexander Fleming
• Advantages:
• Revolutionized medicine by introducing antibiotics.
• Saved countless lives by combating bacterial infections.
• Contributed to increased life expectancy.
• Disadvantages:
• Development of antibiotic resistance.
• Allergic reactions in some individuals.
• Ineffective against viral infections. -
Internet
Internet (1960) - Various
• Advantages:
• Global connectivity and access to unlimited information.
• Facilitated e-commerce and social networks.
• Fostered global collaboration and communication.
• Disadvantages:
• Cybersecurity risks and online threats.
• Dependence on technology and reduced privacy.
• Digital inequality and a gap between those with access and those without. -
Mobile phone
Martin cooper in 1973
advantages:
-Instant communication
-Access to information
-Safety and emergencies
Disadvantages:
-Distraction
-Dependency and addiction
-Privacy and security -
Personal computer
Personal Computer (1981) - IBM
• Advantages:
• Automation of tasks and increased productivity.
• Facilitated global communication through the internet.
• Drove the technology and software industry.
• Disadvantages:
• Excessive dependence on technology and screens.
• Cybersecurity risks and privacy concerns.
• Digital inequality and knowledge gap.