Across
- 4. Developed the theory of relativity.
- 5. Theoretical physicist known for black hole research and A Brief History of Time.
- 9. Proposed evolution by natural selection.
- 10. Discovered key evidence about DNA structure using X-ray diffraction.
Down
- 1. NASA mathematician who calculated orbital trajectories for space missions.
- 2. Considered the first computer programmer.
- 3. Formulated the laws of motion and universal gravitation.
- 6. Primatologist known for studying chimpanzees in Tanzania.
- 7. Pioneered research on radioactivity.
- 8. Developed alternating current electrical systems.