Science
The latest Science coverage from the Chattanooga Times Free Press, part of our News section.
More in Science, page 13
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Study says AI chatbots need to fix suicide response, as family sues over ChatGPT role in boy’s death
A study finds that AI chatbots often avoid answering high-risk suicide questions but are inconsistent with less direct prompts.
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To get that perfect ear of corn, weather has to cooperate. But climate change is making it dicier
Robb Rynd and his brother grew up farming and wanted to do more of it outside their day jobs, so they went in together on what's now a little over 200 acres of corn, soybeans, wheat and sorghum.
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Great white sharks are going north. Here’s what the numbers say
New data shows that great white sharks are spending more time in the chilly waters off New England and Canada's Atlantic coast.
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Some Juneau residents urged to evacuate as Alaska’s Mendenhall Glacier releases floodwater
Residents in some parts of Juneau prepared to evacuate ahead of what could be a record surge of flooding as rainwater and snowmelt in a huge basin dammed by Alaska's Mendenhall Glacier started to flow downstream toward the capital city.
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A heat wave scorches parts of Europe and fans wildfire threat in France
A heat wave gripping parts of Europe sent temperatures over 40 degrees Celsius (109.4 Fahrenheit) in southern France and the Western Balkans on Monday, fueling wildfires, triggering top-level weather alerts and forcing evacuations in several countries across what scientists warn is the world's fastest-warming continent.
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Apollo 13 moon mission leader James Lovell dies
James Lovell, the commander of Apollo 13 who helped turn a failed moon mission into a triumph of on-the-fly can-do engineering, has died.
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Americans get more than half their calories from ultra-processed foods, CDC report says
Most Americans get more than half their calories from ultra-processed foods, those super-tasty, energy-dense foods typically full of sugar, salt and unhealthy fats, according to a new federal report.
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Students have been called to the office — and even arrested — for AI surveillance false alarms
Lesley Mathis knows what her daughter said was wrong. But she never expected the 13-year-old girl would get arrested for it.
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New study sheds light on ChatGPT’s alarming interactions with teens
ChatGPT will tell 13-year-olds how to get drunk and high, instruct them on how to conceal eating disorders and even compose a heartbreaking suicide letter to their parents if asked, according to new research from a watchdog group.
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After deep DOGE cuts, National Weather Service gets OK to fill up to 450 jobs
The National Oceanic and Atmospheric Administration will hire as many as 450 people to shore up the National Weather Service after deep cuts this spring raised concern about dangerous understaffing.
