Examples from World War II and the present illustrate that just because some people compromise ethics doesn't mean ethics itself is a matter of opinion.
Long-lost Apollo data on lunar dust accumulation has been found, showing a tenfold increase over previous estimates. What does that imply about the age of the moon?
It's not just horizontal gene transfer that can obscure evolutionary history. Scientists have found bacteria recycling fragmented DNA from long-dead organisms. The impact on evolutionary theory could be substantial.
Scientists presume to speak with confidence about the origin of the universe and billions of years, but have been clueless about some everyday things close to home in the present.