Despite its impressive output, generative AI doesn’t have a coherent understanding of the world
Large language models can do impressive things, like write poetry or generate viable computer programs, even though these models are trained to predict...
Puzzling patchwork skeleton in Belgium contains bones from 5 people spanning 2,500 years
A skeleton excavated from a Roman-era cremation cemetery in Belgium surprised archaeologists when they found it was actually 2,500 years older than they...
Toward better surgical outcomes in patients undergoing knee replacement surgery
When performing knee replacement surgery, also called total knee arthroplasty, doctors traditionally try to align the hip, knee, and ankle in a straight...
Rethinking electric bus depots as ‘profitable energy hubs’
When it comes to fighting climate change, electric buses are a triple threat: they encourage energy-efficient levels of urban population density; take dozens...
Microbes in mouth reflect lifestyle choices
Lifestyle can shape the composition of beneficial bacteria and other microorganisms within the mouth, according to a new study led by Penn State...
Testing thousands of RNA enzymes helps find first ‘twister ribozyme’ in mammals
The "RNA world" hypothesis proposes that the earliest life on Earth may have been based on RNA -- a single-stranded molecule similar in...
Groundbreaking study provides new evidence of when Earth was slushy
At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a...
James Webb telescope spots ‘feasting’ black hole eating 40 times faster than should be...
While peering into the early universe with the James Webb Space Telescope (JWST), astronomers keep finding monster black holes that seem to be...
Distant dwarf planet Makemake might have a surprising ice volcano
A small world in the outer solar system appears to have volcanic activity possibly spurred by liquid water
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