Did the 12th century B.C.E.—a time when humans were forging great empires and developing new forms of written text—coincide with an evolutionary reduction in brain size? Think again, says a UNLV-led team of researchers ...
Evolution
Aug 5, 2022
2
862
An international team of researchers has found evidence that both total brain size and the size of a brain in relation to the body are factors that determine intelligence in animals. In their paper published in the journal ...
Prehistoric mammals bulked up, rather than develop bigger brains, to boost their survival chances once dinosaurs had become extinct, research suggests.
Evolution
Mar 31, 2022
0
541
Mammals with larger brains than similar-sized related species were more likely to have survived extinction during the Late Quaternary (between 115,000 to 500 years ago) reports a study published in Scientific Reports.
Evolution
Mar 31, 2022
0
348
Parrots are famous for their remarkable cognitive abilities and exceptionally long lifespans. Now, a study led by Max Planck researchers has shown that one of these traits has likely been caused by the other. By examining ...
Plants & Animals
Mar 29, 2022
1
384
Scientists have discovered microplastics in human blood for the first time, warning that the ubiquitous particles could also be making their way into organs.
Environment
Mar 25, 2022
8
7483
Researchers from the Charles University in Prague reconstructed the evolution of brain neuron numbers in amniotes and revealed that mammals and birds have dramatically increased neuron numbers in brain parts associated with ...
Evolution
Mar 8, 2022
0
1143
Many North American migratory birds are shrinking in size as temperatures have warmed over the past 40 years. But those with very big brains, relative to their body size, did not shrink as much as smaller-brained birds, according ...
Ecology
Feb 10, 2022
0
111
A combined team of researchers from the University of Vienna and National Museums Scotland, has found that the brain size of domestic cats is smaller than their African ancestors. In their paper published in the journal Royal ...
Researchers find large hagfishes grow extremely large cells in order to produce stronger threads that are used in their defensive slime, reports a new study from the Chapman University at Orange, California.
Plants & Animals
Sep 30, 2021
0
6
