Q. Which of the following do you think was the greatest scientific achievement of the 20th century?
| Q | Total | Gender | Age | |||
| Male | Female | 18-34 | 35-54 | 55+ | ||
| Discovery of penicillin | 40% | 36% | 43% | 24% | 36% | 56% |
| Launch of the World Wide Web | 18% | 20% | 17% | 21% | 20% | 14% |
| First person to walk on the moon | 10% | 11% | 8% | 10% | 10% | 9% |
| First powered aircraft flight | 8% | 10% | 7% | 12% | 8% | 5% |
| Generation of electricity from nuclear power | 6% | 6% | 7% | 10% | 5% | 4% |
| Introduction of the contraceptive pill | 6% | 3% | 8% | 8% | 5% | 4% |
| Invention of the television | 5% | 6% | 4% | 4% | 7% | 3% |
| World’s first cloned animal | 2% | 3% | 2% | 4% | 2% | 1% |
| First person to reach the South Pole | 2% | 1% | 2% | 4% | 1% | 0% |
| Other scientific achievement | 3% | 4% | 3% | 2% | 5% | 3% |