Viruses are non-living creatures, consisting of genetic material encased in a protein coat. Once the virus infects a living organism, it can replicate itself and…
Posts published in “Evolution”
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This is a CT-scanned image of the piranha Serrasalmus medinai. Note the ingested fish fins in its stomach. Credit: University of Washington Piranha fish swap…
A new study co-authored by UChicago scientists explains how sexual cooperation and bonding evolves among animals with long-lasting pair-bonds, like the Zebra Finch. New research…
Compounds called cyclophospholipids would have held up against the planet’s harsh conditions, helping the first cells form and proliferate. To truly understand how the body…
New microbial research at the University of Copenhagen suggests that ‘survival of the friendliest’ outweighs ‘survival of the fittest’ for groups of bacteria Bacteria make…
An inside look of an ultra-high vacuum reaction chamber that simulates chemical reactions in an interstellar cloud environment. Credit: Hokkaido University An experiment shows that…
Photomicrograph of pyritized stromatolites from the 3.5 billion-year-old Dresser Formation. The stromatolites are delineated by pyrite, also known as fool’s gold. Credit: UNSW Sydney Western…
Differences in the molecular structures explain the different colors of this bioluminescence in different species. This discovery has the potential for new biotechnological applications, such…
Natural settings allow comparative studies of guppies to see how the life histories of those who lived with and without predators differed. Credit: David Reznick…
New giant salamander species — Andrias sligoi — painting from ZSL archives. Credit: ZSL 74-year-old museum specimen, which once lived at ZSL London Zoo, identified…
This is an artistic reconstruction of the short-faced kangaroo. Credit: Illustration by Nobu Tamura A new study by a University of Arkansas anthropologist suggests feeding…
Reconstruction of Mollisonia plenovenatrix, by Joanna Liang. Mollisonia was only about 2.5 cm long. Credit: Illustration by Joanna Liang © Royal Ontario Museum Two paleontologists…
Stephanorhinus skull from Dmanisi. Credit: Mirian Kiladze, Georgian National Museum By looking into fossil teeth from almost 2 million years old rhinos, researchers from the…
This is an artist’s interpretation of the asteroid impact. The asteroid in the artwork appears much larger than the six-mile rock that scientists hypothesize actually…
A new study by an MIT linguist shows that the speech calls of some monkeys may be more sophisticated than realized, but are still far…
A new study by a U of A undergraduate student provides the first detailed imaging of garter snake skulls at various stages of development. The…