Scientific American Content: Global
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Elon Musk's New Grok 4 Takes on ‘Humanity’s Last Exam’ as the AI Race Heats Up
Elon Musk has launched xAI’s Grok 4—calling it the “world’s smartest AI” and claiming it can ace Ph.D.-level exams and outpace rivals such as Google’s Gemini
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Marjorie Taylor Greene Plans Hearing on Geoengineering amid Cloud Seeding Conspiracy Theories
Republican Representative Marjorie Taylor Greene of Georgia has said she will hold a hearing on geoengineering as conspiracy theories have swirled around cloud seeding after the recent floods in
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Waste Wars Tracks the 'Wild Afterlife' of Garbage on an International Black Market
Alexander Clapp, author of new nonfiction book 'Waste Wars,' tracks the world-wide blackmarket trade of our garbage
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ChatGPT Is Changing the Words We Use in Conversation
Words frequently used by ChatGPT, including “delve” and “meticulous,” are getting more common in spoken language, according to an analysis of more than 700,000 hours of
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We’re Light-Years Away from True Artificial Intelligence, Says Murderbot Author Martha Wells
Today’s large language models are hardly related to the kinds of machine intelligence we see in science fiction, according to Martha Wells, author of the Murderbot Diaries series
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Water on Mars Probably Doesn’t Explain These Weird Streaks
A new global overview of Mars suggests dust, rather than water, is the source of mysterious streaks there
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How and Why Humans Began to Sing, a Musicology and Neuroscience Perspective
Musicologists and neuroscientists have been trying to understand what turns speech into music.
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Trump Names Transportation Secretary Sean Duffy as Interim NASA Chief
The selection of Secretary of Transportation Sean Duffy to temporarily lead NASA adds to the deep political uncertainties already facing the space agency
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Nanoplastics Make Up Most of the Ocean’s Plastic Pollution
Nanoplastics—particles smaller than a human hair—can pass through cell walls and enter the food web. New research suggest 27 million metric tons of nanoplastics are spread across
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Extreme Heat Endangers AI Data Centers
A new analysis warns that AI facilities could be forced to stop operating because of water shortages and blackouts