Complex brains evolved much earlier than previously thought, as evidenced by a 520-million year old fossilized arthropod with remarkably well-preserved brain structures. Representing the earliest specimen to show a brain, ...
Archaeology
Oct 10, 2012
9
2
Biologists quote Lewis Carroll when arguing that survival is a constant struggle to adapt and evolve. Is that true, or do groups die out because they experience a run of bad luck? Charles Marshall and Tiago Quental of UC ...
Evolution
Jun 20, 2013
10
0
With new insights into the classical game theory match-up known as the "Prisoner's Dilemma," University of Pennsylvania biologists offer a mathematically based explanation for why cooperation and generosity have evolved in ...
Evolution
Sep 2, 2013
4
0
Woodside Energy this week announced it would start seismic testing for its Scarborough gas project off Australia's west coast, before reversing the decision in the face of a legal challenge from Traditional Owners.
Plants & Animals
Sep 9, 2023
0
237
Tuberculosis (TB) remains one of deadliest infectious diseases of humans, killing 50% of individuals when left untreated. Even today, TB causes 1-2 million deaths every year mainly in developing countries. Multidrug-resistance ...
Biotechnology
Sep 1, 2013
0
0
Over the years, scientists have recorded same-sex sexual behavior in more than 1,500 animal species, from snow geese to common toads. And for just as long evolutionary biologists studying these behaviors have grappled with ...
Evolution
Nov 18, 2019
3
343
Evolutionary biologists have for a long time disagreed on the rate of evolution when new species emerge. Are new species the result of gradual changes—as Charles Darwin suggested—or is evolution speeding up for short ...
Evolution
Jun 3, 2020
8
1333
It wasn't a tsunami but it had the same effect: A huge cluster of jellyfish forced one of the world's largest nuclear reactors to shut down—a phenomenon that marine biologists say could become more common.
Energy & Green Tech
Oct 1, 2013
3
0
A 4.5 tonne sperm whale that washed ashore in southern Spain died from ingesting large amounts of plastic sheets used in greenhouses on farms in the region, a scientist said Thursday.
Ecology
Mar 7, 2013
0
1
March Madness is upon us and with it, the tradition of making tournament brackets. Where most of us see a grid of future travails and triumphs that will determine the NCAA Division I champions, Stanford mathematical geneticist ...
Mathematics
Mar 14, 2023
0
88
