Across
- 2. advance
- 4. research
- 7. innovate
- 9. clone
- 12. theory
- 13. computer science
- 15. invent
- 18. safeguard
- 19. tablet
- 20. space
Down
- 1. gravity
- 3. social media
- 5. UFO
- 6. survival
- 8. delete
- 10. password
- 11. explore
- 14. invention
- 16. create
- 17. cell phone