1. Computing
1.1. Hardware
1.1.1. Processors
1.1.1.1. Intel
1.1.1.2. AMD
1.1.2. Memory
1.1.2.1. RAM
1.1.2.2. ROM
1.1.3. Storage
1.1.3.1. SSD
1.1.3.2. HDD
1.2. Software
1.2.1. Operating systems
1.2.1.1. Windows
1.2.1.2. MacOS
1.2.1.3. Linux
1.2.2. Programming languages
1.2.2.1. Python
1.2.2.2. Java
1.2.2.3. JavaScript
1.2.2.4. C++
1.3. Networks
1.3.1. Internet
1.3.1.1. World Wide Web
1.3.1.2. Social Media
1.3.1.3. E-commerce
1.3.2. Intranet
1.3.3. VPN
2. AI and Machine Learning
2.1. Algorithms
2.1.1. Neural Networks
2.1.2. Decision Trees
2.1.3. SVM
2.2. Applications
2.2.1. Speech Recognition
2.2.2. Autonomous vehicles
2.2.3. Predictive Analytics
3. Energy Technology
3.1. Renewable Energy
3.1.1. Solar Energy
3.1.1.1. Solar Panels
3.1.2. Wind Energy
3.1.2.1. Wind Turbines
3.2. Non-renewable Energy
3.2.1. Petroleum
3.2.2. Nuclear Energy
3.3. Energy Storage
3.3.1. Batteries
3.3.2. Hydrogen Storage
3.3.3. Thermal Energy Storage
4. Electronics
4.1. Devices
4.1.1. Mobile Phones
4.1.1.1. Smartphones
4.1.1.1.1. iPhone
4.1.1.1.2. Android Phones
4.1.1.2. Basic Phones
4.1.2. Tablets
4.1.2.1. iPads
4.1.2.2. Android Tablets
4.1.3. Televisions
4.1.3.1. Smart TVs
4.1.3.2. HDTV
4.1.3.3. OLED
4.1.4. Headphones
4.1.4.1. In-ear
4.1.4.2. Over-ear
4.1.4.3. Noise-Cancelling
4.2. Components
4.2.1. Transistors
4.2.2. Capacitors
4.2.3. Resistors
4.2.4. Diodes
5. Biotechnology
5.1. Medicinal Biotech
5.1.1. Pharmaceutical Technologies
5.1.2. Genetics and Genomics
5.1.2.1. Gene editing
5.1.2.1.1. CRISPR
5.2. Agricultural Biotech
5.2.1. Genetically Modified Crops
5.2.2. Disease and Pest Resistance
5.2.3. Enhanced Nutrition