When people are awake, their pupils regularly change in size. Those changes are meaningful, reflecting shifting attention or vigilance, for example. Now, researchers reporting in Current Biology on January 18 have found in ...
Plants & Animals
Jan 18, 2018
0
104
A new Drexel University study comparing brain size to body size shows that just because you've evolved to have a big brain, some regions of your brain may not have kept up.
Plants & Animals
Jan 3, 2018
0
127
There's a new twist to the perennial argument about which is smarter, cats or dogs.
Plants & Animals
Nov 29, 2017
7
2150
In recently published article from Proceedings of the Royal Society B, the relationship between brain size and behavioural ecology was found to be highly sensitive to small data changes, and widely championed hypotheses such ...
Evolution
Oct 18, 2017
0
6
Given how proud we are of our big brains, it's ironic that we haven't yet figured out why we have them. One idea, called the cognitive buffer hypothesis, is that the evolution of large brains is driven by the adaptive benefits ...
Evolution
Sep 25, 2017
0
148
Brain size in primates is predicted by diet, an analysis by a team of New York University anthropologists indicates. These results call into question "the social brain hypothesis," which has posited that humans and other ...
Plants & Animals
Mar 27, 2017
4
61
Social primates with bigger brains are likely to use their added cerebral power to cope with conflict, a study from The University of Manchester has revealed.
Plants & Animals
Mar 27, 2017
6
14
Anthropologists have been curious about the evolution of human intelligence for many decades. The main lines of research have involved archaeological finds concerning the use of fire, tools and so on.
Archaeology
Mar 24, 2017
1
135
New research from the University of St Andrews has sparked debate about what it takes to live in stable, long-lasting social groups.
Plants & Animals
Mar 8, 2017
0
14
A new study from the George Washington University's Center for the Advanced Study of Human Paleobiology (CASHP) found that whereas brain size evolved at different rates for different species, especially during the evolution ...
Evolution
Jan 2, 2017
2
1071
