Modern humans evolutionarily split from our chimpanzee ancestors nearly 7 million years ago, yet we are continuing to evolve. 155 new genes have been identified within the human lineage that spontaneously arose from tiny ...
Evolution
Dec 20, 2022
0
380
Over thousands of years of firm friendship between humans and dogs, we have successfully created about 350 different breeds. We've relied on terriers for hunting, sheepdogs for herding, and all for companionship—but how ...
Plants & Animals
Dec 12, 2022
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46
The full genetic codes for Britain's only native wild apple, the European crab-apple, Malus sylvestris, and four heritage edible apple varieties have been sequenced by scientists. Together, these top-quality genome assemblies ...
Molecular & Computational biology
Dec 8, 2022
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10
Precisely when mammoths went extinct has fascinated paleontologists for generations, perhaps because their decline coincided with the arrival of people to North and South America.
Paleontology & Fossils
Nov 30, 2022
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395
A defense mechanism that human cells possess against viruses such as monkeypox, herpes simplex and human papillomavirus—all double-stranded DNA viruses—relies on proteins that patrol the cell, acting as sensors of the ...
Biotechnology
Nov 29, 2022
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39
Fertilization of an egg by sperm is the beginning of new life. The maternal and paternal genetic information, that collectively store the body plan of the living being, are combined after fertilization.
Cell & Microbiology
Nov 25, 2022
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164
Enzymes, which are crucial to controlling how cells replicate in the human body, could be the very ingredient that encourages DNA to spontaneously mutate—causing potentially permanent genetic errors, according to new research ...
Biochemistry
Nov 16, 2022
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70
The Americas were the last continent to be inhabited by humans. An increasing body of archaeological and genomic evidence has hinted to a complex settlement process. This is especially true for South America, where unexpected ...
Archaeology
Nov 1, 2022
1
907
Pets at a crime scene may be helpful in gathering key evidence but rarely are they considered for their role in human DNA transfer.
Molecular & Computational biology
Nov 1, 2022
0
105
Viral DNA in human genomes, embedded there from ancient infections, serves as antivirals that protect human cells against certain present-day viruses, according to new research.
Molecular & Computational biology
Oct 27, 2022
0
300
