By looking at and comparing the genomes of humans, mice, cows, and two types of fish, these researchers were able to
discern general patterns in what led to the emergence of new life forms in different time periods.
«The Raven's test is the best existing predictor of what psychologists call «fluid intelligence, or the
general ability to think abstractly, reason, identify
patterns, solve problems, and
discern relationships,»» said Lovett, now a researcher at the US Naval Research Laboratory.