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A new DNA analysis reveals that long before the Incan Empire took over Peru, animals were being transported across the Andes, a trek that also involved rainforests, highlands and deserts. The analysis was of parrot feathers discovered at Pachacamac, Peru, a religious hub that is far outside the birds’>
A while back there was a news story that the Pantheon may have been constructed to create a special effect in the sunlight at the equinoxes. I'm slow in reacting because I've read the book where the claim appears, and I've been taking time to try and track down one or two other ideas regarding the Pantheon. The story>
Personalized online ads must work for the same reason advertising must work; it wouldn't be a trillion-dollar industry if it didn't work. Even supplements and organic food are only $140 billion, and those are really popular things that don't work. Advertising is not popular at all but good luck succeeding without>
End-of-year academic stress getting you down? Here’s a spirit-lifting tip: Open your browser and Google “Heartland billboard.”You’ll quickly find The Heartland Institute’s latest propaganda piece: a mugshot of Ted Kaczynski next to the words, “I still believe in Global Warming. Do you?” Heartland’s>
The Posthumous Memoir of Ignaz VenetzThis memoir was published by the Swiss Natural Sciences Society, shortly after the death of Ignaz Venetz, to honor his great contribution to science.For background information, please see part 1 of this article -The Posthumous Memoir Of Ignaz Venetz and  Ignaz Venetz>
Scientists are often assumed to be obsessed by definitions. After all, if you cannot precisely define a concept, say what a planet is, or what a biological species is, you literally don’t know what you are talking about, and how can you then possibly do science using that very same concept? And yet, the practice>