SVT monde
Sur le Web

Scientific American

Science news and technology updates from Scientific American

Articles les plus récents

These Small Mammals Snort to a Different Tune

vendredi 18 septembre 2020 par Jason G. Goldman — The Sciences, Biology, Evolution
Hyraxes, which live in Africa and the Middle East, punctuate their songs with snorts. And the snorts appear to reflect the animals’ emotional state. Jason G. Goldman reports. -- Read more on ScientificAmerican.com

The Matador in Your Fish Tank

jeudi 17 septembre 2020 par Richard Sima — Advances, The Sciences, Evolution
The humble guppy has a surprising strategy for predators -- Read more on ScientificAmerican.com

High-Elevation Hummingbirds Evolved a Temperature Trick

mardi 15 septembre 2020 par Christopher Intagliata — The Sciences, Evolution
Hummingbirds in the Peruvian Andes enter a state of torpor at night to conserve energy, dipping their body temperature to as low as 38 degrees Fahrenheit. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Evolution Education in the U.S. Is Getting Better

samedi 12 septembre 2020 par Glenn Branch and Ann Reid — The Sciences, Evolution
The percentage of public school bio teachers who present it as the broad consensus view among scientists—without presenting the creationist “alternative”—has increased... -- Read more on ScientificAmerican.com

How Scientists Discovered the Staggering Complexity of Human Evolution

mercredi 9 septembre 2020 par Kate Wong — Features, The Sciences, Evolution
Darwin would be delighted by the story his successors have revealed -- Read more on ScientificAmerican.com

Some Dinosaurs Probably Nested in Arctic

mercredi 9 septembre 2020 par Emily Schwing — EARTH, The Sciences, Evolution
The finding of a baby dinosaur fossil in the Arctic implies that some dinos nested in the region, which was milder than today but not toasty. -- Read more on ScientificAmerican.com

Red Stalagmites Reveal Glimpses of the Past

dimanche 30 août 2020 par Katherine Kornei — Advances, The Sciences, Evolution
In a cave in northern Spain, stalagmites rich in organic matter are environmental record keepers -- Read more on ScientificAmerican.com

Buried Skeletons Reveal Tsunami Threat in East Africa

lundi 24 août 2020 par Christian Fogerty — Advances, Natural Disasters, The Sciences, Evolution
Newly analyzed remains depict the scope of a devastating event -- Read more on ScientificAmerican.com

How Birds Evolved Their Incredible Diversity

lundi 24 août 2020 par Kate Wong — The Sciences, Biology, Evolution
An analysis of 391 skulls shows that birds evolved surprisingly slowly, compared with their dinosaur forerunners -- Read more on ScientificAmerican.com

Prehistoric Marine Reptile Died after a Giant Meal

samedi 22 août 2020 par Christopher Intagliata — The Sciences, Evolution
Researchers found extra bones within a 240-million-year-old ichthyosaur fossil—which they determined to be the ichthyosaur’s last, possibly fatal meal. Christopher Intagliata reports. -- Read more on ScientificAmerican.com

Accueil du site | Contact | Plan du site | Espace privé | Statistiques | visites : 5273884

Suivre la vie du site fr    ?

Site réalisé avec SPIP 1.9.2e + ALTERNATIVES

Creative Commons License