The sea lamprey, a 500-million-year-old animal with a sharp-toothed suction cup for a mouth, is the thing of nightmares. A new study from the Stowers Institute for Medical Research discovered that the hindbrain—the part ...
Evolution
Feb 21, 2024
0
21
A multi-institutional, international team of evolutionary biologists, genetics specialists and phylogenomicists has found evidence that bird species began diversifying long before the dinosaurs went extinct.
The diet of early anthropoids—the ancestors of apes and monkeys—has long been debated. Did these early primates display behaviors and diets similar to modern species, or did they have much humbler beginnings?
Paleontology & Fossils
Feb 5, 2024
0
13
Using novel comparative riverscape genomics, biologists at the University of Arkansas surveyed 31 fish species from 75 locations in the White River Basin in Arkansas. Their study revealed a complex network of relations and ...
Ecology
Jan 5, 2024
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1
How did insect wings originate? This is a question that represents an unsolved mystery of insect evolution. Despite many years of research, it is still not entirely clear from which body structure insect wings actually evolved ...
Evolution
Jan 4, 2024
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299
Human sex chromosomes originated from a pair of autosomes, the ordinary or non-sex chromosomes that contain the majority of our genome and come in identical pairs. That ancestral pair of autosomes diverged to become two different ...
Molecular & Computational biology
Dec 15, 2023
2
1197
Every morning, Jordanian farmer Ali Saleh Atta swallows two cloves of garlic with a cup of olive oil before heading out to check on his ancient olive trees.
Ecology
Dec 12, 2023
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1
LUCA, the "last universal common ancestor" of all living organisms, lived 4.32–4.52 billion years ago, according to a study from NIOZ biologists Tara Mahendrarajah and senior author Anja Spang, with collaborating partners ...
Evolution
Nov 21, 2023
0
173
New research from the Layden Lab at Lehigh has demonstrated that the gene mechanisms at work during neurogenesis in the brain actually predate the evolutionary development of the central nervous system. In other words, to ...
Evolution
Nov 16, 2023
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237
A team of paleontologists, evolutionists and geoscientists affiliated with several entities in Germany has extracted Ice Age woolly rhino DNA from fossilized excrement samples (coprolites) found in a cave in Germany. Their ...
