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Earth has a 27.5-million-year 'pulse' of major geological events, says study


Science·What on Earth?
Earth has a 27.5-million-year pulse of major geological events, says study
In this week s issue of our environment newsletter, we look at a new study on the pulses of Earth s geological events and a Maritime company that makes Lego-style bricks made from recycled plastic.
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CBC News ·
(Sködt McNalty/CBC)
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Hello, Earthlings! This is our weekly newsletter on all things environmental, where we highlight trends and solutions that are moving us to a more sustainable world. (
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This week:
The worldwide demand for sand ....

United Kingdom , Great Lakes , Canada General , Congo River , Congo General , Emily Chung , Rose Murphy , Daniel Zung , Lisa Johnson , Colin Butler , David Wolpin , Marco Longari , Keith Robertson , Dustin Bowers , Mark Hambridge , Michael Rampino , York University Department , Earth Sciences , Canadian Standards Association , Image Analysis Laboratory , Building Systems Inc , Johnson Space Center Associated , Associated Press , New York University , British Columbia , Earthairs Sunday ,

Did primates evolve expressive faces for babysitting?


Non-parents expand the range of their facial expressions in caring for infants, research on primate alloparenting finds.
The study shows the ability, among non-relatives, to both decipher facial expressions and to be attuned to others’ emotional states, revealing the evolutionary nature of communication.
The research, which appears in the journal
Evolution, focuses on the relationship between alloparenting, or infant care by non-parents, and the adoption of detailed facial expressions across more than 30 species of primates.
“Our results confirm previous work indicating that facial expressions facilitate communication between individuals living in larger social groups,” says study author Paola Cerrito, a doctoral candidate in New York University’s department of anthropology and College of Dentistry. “But, this is the first study to demonstrate that the frequency of infant care by non-parents further predicts the ability to produce complex facial expressi ....

Paola Cerrito , Alex Decasien , York University Department , College Of Dentistry , New York University , பாலா சிஇஆர்ஆர்ஐடிஓ , யார்க் பல்கலைக்கழகம் துறை , கல்லூரி ஆஃப் பல் மருத்துவம் , புதியது யார்க் பல்கலைக்கழகம் ,