Most of us think of science as the enterprise of seeking truth by formulating hypotheses and testing them against the evidence. This is empirical science.
The authors argue that RNA molecules appeared in warm little ponds more than 4.17 billion years ago, transported by “meteorites and interplanetary dust particles.”
“Warm little ponds,” in Darwin’s quaint expression, are actually very hostile environments for generating nucleotides.
Here’s a great idea for students starting biology this year, whether at the high school or college level.
This from Nature Reviews Chemistry caught our eye – an unexpectedly candid admission of how far origin-of-life research is from shedding real light on its subject.