Charles Darwin described evolution as "descent with modification." Genetic information in the form of DNA sequences is copied and passed down from one generation to the next. But this process must also be somewhat flexible, ...
Evolution
Mar 4, 2024
0
342
In today's medical landscape, antibiotics are pivotal in combating bacterial infections. These potent compounds, produced by bacteria and fungi, act as natural defenses against microbial attacks. A team of researchers delved ...
Evolution
Nov 30, 2023
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10
New research findings reveal that some children in early medieval Bavaria were breastfed for much longer periods than today. Also, many early Bavarians buried around 500 AD originate from other geographical regions where ...
Archaeology
Nov 22, 2023
0
210
Some of nature's mysteries have kept scientists busy for decades—for example, the processes that drive evolution. The question of whether certain differences between and within species are caused by natural selection or ...
Evolution
Oct 9, 2023
0
159
What were the first life forms like? In a new perspective article, scientists describe a strategy for answering this question by studying the earliest evolution of electron transport chains, a universal metabolic strategy ...
Evolution
Aug 14, 2023
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1055
How do today's Indigenous communities of South America trace back to the history of human migration and contact in the continent? An international team has worked to reconstruct the legacy of Chile's largest Indigenous community, ...
Archaeology
Jun 5, 2023
1
130
There is broad agreement that Homo sapiens originated in Africa. But there remain many uncertainties and competing theories about where, when, and how.
Archaeology
May 17, 2023
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509
The Indo-West Pacific is the largest, most biodiverse marine ecosystem on Earth, and many of the species it supports have comparably wide ranges. Writing in The Origin of Species, Charles Darwin noted that "… many fish ...
Evolution
Mar 29, 2023
0
16
In June of 2020, Stephen Gosser, a self-described "diehard birder," was out in the woods of Western Pennsylvania when he thought he heard the song of the elusive and strikingly beautiful scarlet tanager. The blood-red bird ...
Plants & Animals
Oct 5, 2022
0
1813
For the first time, a Nobel Prize recognized the field of anthropology, the study of humanity. Svante Pääbo, a pioneer in the study of ancient DNA, or aDNA, was awarded the 2022 prize in physiology or medicine for his breathtaking ...
Paleontology & Fossils
Oct 5, 2022
0
26
