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Is "Scotty" the Biggest T. rex? Maybe Not

dimanche 31 mars 2019 par Brian Switek — The Sciences, Evolution

A huge T. rex was crowned as king of the tyrants. But the bones may tell a different tale -- Read more on ScientificAmerican.com

Scientific American

Fat, Not Meat, May Have Led to Bigger Hominin Brains

dimanche 31 mars 2019 par Richard Kemeny, Sapiens — The Sciences, Evolution

A new theory challenges assumptions about when and how our ancestors altered their behaviors to boost brainpower -- Read more on ScientificAmerican.com

Scientific American

Spain Gets a New Fossil Flying Reptile

samedi 30 mars 2019 par Brian Switek — The Sciences, Evolution

A fossil snout connects flying reptiles from the Iberian Peninsula and China -- Read more on ScientificAmerican.com

Scientific American

Bumblebee Queens Prefer Layovers to Nonstop Flights

vendredi 29 mars 2019 par Christopher Intagliata — Sustainability, Conservation, The Sciences, Biology, Evolution

Scientists tracked bumblebee queens with radar when they emerged from hibernation and found the bees take only brief flights en route to a new nest. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Scientific American

2.1-Billion-Year-Old Tracks May Be Giant Ancient "Slime Molds" [Video]

samedi 23 mars 2019 par Jennifer Frazer — The Sciences, Evolution

Whatever made these structures lived 1.4 billion years before the first animals -- Read more on ScientificAmerican.com

Scientific American

Big Religion May Have Gotten Too Much Credit for the Evolution of Modern Society

mercredi 20 mars 2019 par Marcus Woo — Mind, Behavior & Society, The Sciences, Evolution

Contrary to a popular hypothesis, pro-social religions didn’t kick-start complex social systems -- Read more on ScientificAmerican.com

Scientific American

There Are More Dinosaurs to Discover from the Time of T. rex

samedi 16 mars 2019 par Brian Switek — The Sciences, Evolution

Counter to expectations, an apparent drop in dinosaur diversity at the end of the Cretaceous indicates there are many species yet to be found -- Read more on ScientificAmerican.com

Scientific American

Edible Insect Breeding Led to Larger but Not Necessarily Better Larvae

vendredi 15 mars 2019 par Christopher Intagliata — Sustainability, Environment, The Sciences, Biology, Evolution

Researchers aiming to lower the cost of mealworms were able to double the worms' size, but the larger larvae had fewer eggs and weaker offspring. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Scientific American