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The exceptionally preserved skeleton of Darwinius, known popularly as "Ida." From PLoS One.
Almost ten months ago an international team of researchers introduced the world to an exquisitely-preserved primate from the 47 million year old oil shales of Messel, Germany. Dubbed Darwinius masillae,…
Lentiviruses, we think, are evolutionarily young.
For example-- you have retroviruses in your DNA (ERVs) from other genuses (genii?) genera of retrovirus that are millions and millions of years old. So we know those other genuses (genii?) genera are millions and millions of years old.
Lentiviruses…
The restored lower jaw of Afradapis. From the Nature paper.
This past May a 47 million year old fossil primate named Darwinius masillae, better known as "Ida", burst onto the public scene. The lemur-like creature was proclaimed to be the "missing link" and the "ancestor of us all", but the…
I've been a staunch defender of the ethical use of animals in research over the years. However, one area of animal research that I've always thought should be held to the highest standard is primate research. If there's one area of animal research that requires the most justification, it's research…