For more than a century, biologists have wondered what the earliest animals were like when they first arose in the ancient oceans more than half a billion years ago.
Evolution
May 17, 2023
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276
A key feature of human language is our ability to combine words into larger compositional phrases, where the meaning of the whole is related to the meaning of the parts. Where this ability came from or how it evolved, however, ...
Evolution
May 4, 2023
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385
Researchers have proposed a new evolutionary model for the origin of a kingdom of viruses called Bamfordvirae, suggesting a billion-years evolutionary arms race between two groups within this kingdom and their hosts.
Evolution
May 2, 2023
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125
The pygmy right whale (Caperea marginata) is the smallest of all baleen whales although it can grow to six meters in length and weigh up to three tons. The species occurs circumpolar in the Antarctic waters of the Southern ...
Evolution
Apr 20, 2023
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75
Published in the Proceedings of the Royal Society B, a new study details unique findings, analysis and interpretation of saber-toothed cat fossils, offering a glimpse into how the fierce apex predators operated on the high ...
A toothy grinned monster was lurking in the basement collection of a museum in Canada: The fossilized jaw of a beast that once roamed the bluffs along the South Saskatchewan River, competing with saber-toothed cats (Smilodon) ...
Humans are an interesting mixture of altruism and competition. We work together well at times and at others we will fight to get our own way. To try to explain these conflicting tendencies, researchers have turned to the ...
Plants & Animals
Apr 4, 2023
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76
Shoot for the moon. Even if you miss, you'll land on the next tree. Many groups of mammals seem to have taken this evolutionary advice to heart. According to our newly published paper in Science Advances, unrelated animals ...
Evolution
Mar 27, 2023
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44
Our capacity to care about others may have very, very ancient origins, a new study suggests.
Plants & Animals
Mar 23, 2023
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109
Imagine a vast, lush forest dominated by giant flightless birds and crocodiles. This was Australia's Red Center 25 million years ago. There lived several species of koala; early kangaroos the size of possums; and the wombat-sized ...
Paleontology & Fossils
Mar 22, 2023
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179
