In 1859, Darwin imagined evolution as a slow, gradual progress, with species accumulating small changes over time. But even he was surprised to find the fossil record offered no missing links: the ...
Is evolution a gradual process or a punctuated one, with rapid evolution taking hold in fits and starts? A new study suggests the latter, as researchers analyzed the genomes of annelids, like ...
Ashleigh Papp: This is Scientific American’s 60-Second Science, I'm Ashleigh Papp. You might say that Guillermo Ponz is a scientific monster hunter–even though he thinks that term, “monster” never ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results