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All of them produce calls with rapid, vibrato-like fundamental frequency modulation -- ...

— The first unambiguous fossil from the botfly family adds to the few known fossils of a major clade of flies (Calyptratae), shedding light on their rapid radiation during the Cenozoic Era, according ...

One of the largest known species of bear, the cave bear (Ursus spelaeus), ranged widely through Eurasia all the way to the Mediterranean in the south and to the Caucasus Mountains and northern Iran ...

Sheep, giant pandas, mouse lemurs, and fur seals all have something in common when it comes to communication.

Over time, things and places get covered up and buried.

I have chosen to focus on the larger garments used to clothe the legs (and the occasional sock), and will leave the discussion of leg windings to another time.Is the conventional chronology of human migration little more than a house of cards? And there’s a strong wind (or at least a tantalizing breeze) blowing in from southern California, where researchers say they have evidence that the First Americans may have arrived on the continent almost ten times earlier than we thought.And here’s another kicker: the first humans in the Americas may not have been , came out of several different lines of inquiry, all leading to the same stunning conclusion: A partial mastodon skeleton unearthed near San Diego appears to have been processed by some kind of hominin about 130,000 years ago.Archaeologists look at the things people from long ago left behind — their houses, clothes, bones, tools, dishes and even their garbage!In fact, a garbage site is one of the best places to find artifacts from the past.