Between 6.4 and 5.8 million years ago, most of the land bridge that connects North and South America had already emerged and the channels connecting both Pacific and Atlantic oceans were shallow. Recent fossil discoveries ...
Paleontology & Fossils
Jul 13, 2023
0
47
With its flaking red paint, broken pressure gauge and cranks fallen to the ground, an oil well sits forsaken in western Canada, like tens of thousands of others that have been out of service for decades—but never plugged.
Environment
Jul 13, 2023
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2
Not far from Latin America's biggest city, Sao Paulo, a river is covered in a white layer that resembles fresh snow but is in fact a smelly, toxic foam.
Environment
Jul 13, 2023
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17
Mohammed Hamid Nour is only 23, but he is already nostalgic for how Iraq's Mesopotamian marshes once were before drought dried them up, decimating his herd of water buffaloes.
Environment
Jul 13, 2023
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17
Around 14 million tons of plastic end up in the ocean every year. But that is not the only water source where plastic represents a significant intrusion.
Environment
Jul 13, 2023
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32
Fine particulate matter comes from wood burning, power generation, motor vehicles and other combustion sources that emit tiny particles into the air. At only 2.5 micrometers or smaller, these particles are small enough to ...
Environment
Jul 13, 2023
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68
Algorithms can predict what movies or songs you might like, but they can also predict which species a predator would most likely eat.
Ecology
Jul 13, 2023
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7
Deeper male voices in primates, including humans, offer more than sex appeal—they may have evolved as another way for males to drive off competitors in large groups that favored polygyny, or mating systems where a male ...
Plants & Animals
Jul 13, 2023
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128
From above, the Southwestern U.S. is a sea of caramel and brown desert. Yet, a closer look uncovers small ribbons of green—desert forests that flourish along valuable springs and rivers. Wildlife thrives at these oases, ...
Ecology
Jul 13, 2023
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1
Biologists attempting to conserve and restore denuded environments are limited by their scant knowledge of what those environments looked like before the arrival of humans. This is especially true of coastal ecosystems, many ...
Ecology
Jul 13, 2023
0
15
