Microscopic wear patterns on fossil teeth reveal what our ancestors ate—and provide insights into how climate change shaped human evolution -- Read more on ScientificAmerican.com
Listeners to a person letting loose with a roar can accurately estimate the size and formidability or the human noise maker. Christopher Intagliata reports. -- Read more on ScientificAmerican.com
Listeners to a person letting loose with a roar can accurately estimate the size and formidability or the human noise maker. Christopher Intagliata reports. -- Read more on ScientificAmerican.com
Certain motifs in swamp sparrow songs can last hundreds, even thousands of years—evidence of a cultural tradition in the birds. Christopher Intagliata reports. -- Read more on ScientificAmerican.com