General Knowledge
Real or Fake Scientific Discovery Quiz
Cold fusion or gene editing — can you spot the real breakthroughs from the hoaxes?
Cold fusion or gene editing — can you spot the real breakthroughs from the hoaxes?
The Piltdown Man hoax fooled the scientific community for 41 years before being exposed as a skull forgery in 1953. From fabricated fossils to fraudulent superconductors, the history of science is littered with hoaxes that fooled even the experts — and genuine discoveries so bizarre they sound made up.
This quiz challenges you to distinguish real scientific breakthroughs like CRISPR-Cas9 gene editing and LIGO's detection of gravitational waves from infamous frauds like Jan Hendrik Schon's fabricated physics data and Hwang Woo-suk's fake stem cell research. You'll encounter discoveries that were initially mocked before being vindicated — like continental drift and bacterial stomach ulcers — alongside hoaxes that fooled journals, universities, and the public.
From the Sokal Affair to polywater, these 50 questions cover the fascinating intersection of breakthrough science and scientific fraud. You'll learn about peer review failures, the courage of scientists who challenged conventional wisdom, and why some fake discoveries are so convincing.
The Piltdown Man is often considered the biggest scientific hoax in history. In 1912, fragments of a skull and jawbone were presented as a missing link in human evolution. It fooled scientists for 41 years until 1953, when fluorine dating and closer examination revealed it was a human cranium combined with an orangutan jaw, both chemically stained to look ancient.
In 1989, Martin Fleischmann and Stanley Pons claimed to have achieved nuclear fusion at room temperature. Other labs could not reliably replicate their results, and the scientific consensus is that their claimed cold fusion was not real. However, some researchers continue to explore 'low-energy nuclear reactions' (LENR), and the field remains controversial rather than completely closed.
Several major discoveries were initially dismissed or ridiculed. Alfred Wegener's continental drift theory (1912) was rejected for decades before plate tectonics was accepted. Barry Marshall's discovery that bacteria cause stomach ulcers (1984) was mocked until he infected himself to prove it, eventually winning the 2005 Nobel Prize. The platypus was initially thought to be a hoax when first described to European scientists.
Last updated: April 2026