For thousands of years, one tree species defined the cultural and ecological identity of what is now the…
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How fire, people and history shaped the South’s iconic longleaf pine forests
A land manager examines young longleaf pines, some in their grassy phase, in a private forest in South Carolina. AP Photo/James Pollard -
All foods can fit in a balanced diet – a dietitian explains how flexibility can be healthier than dieting
Eat this, not that. This one food will cure everything. That food is poison. Cut this food out. Try this diet. Don’t eat at these times. Eat this food and you’ll lose weight. With society’s obsession with food, health and weight,
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Meet the Disgusting Bacteria That Give Plants a “Heart Attack”
A destructive plant pathogen has long puzzled scientists with its ability to move swiftly through crops and cause sudden, fatal wilting. A plant disease that can wipe out crops in a matter of days turns out to rely on something surprisingly…
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Japan’s $70 tech turns smartphones into nuclear radiation detectors
Researchers at Hiroshima University have developed a low-cost, portable radiation dosimetry system that turns a smartphone into an on-site radiation detector, for immediate dose assessments after nuclear or radiological incidents.
The…
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NASA’s Curiosity Rover Just Found Something On Mars That Looks Exactly Like Coral
NASA’s Curiosity rover has photographed a bizarre, coral-shaped rock on Mars, believed to have formed billions of years ago. The image, taken in July 2023, captures a formation just an inch wide but rich in geological storytelling, shaped…
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New method helps explain how solar cells can repair themselves using sunlight
Engineers at UNSW Sydney have developed a way to monitor solar cells at a microscopic level while they are operating to discover exactly how damage caused by ultraviolet light can be naturally repaired. The new monitoring method allows experts to…
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The Download: OpenAI’s plans for science, and chatbot age verification
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology.
Inside OpenAI’s big play for science
—Will Douglas Heaven
In the three years since…
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Scientists found a survival switch inside brain cells
Most cells in the human body can replace themselves after damage. Neurons, the cells that power the nervous system, usually cannot. Once injured, they rarely generate healthy replacements.
Following events such as strokes, concussions, or…
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New hybrid drone propulsion system aims to extend range, endurance
Israeli defense firm Elbit Systems has signed a 10-year pact with Lowental Hybrid Ltd. to extend mission endurance fivefold for its drones. The latter will supply its Native Parallel Hybrid propulsion systems for this cause.
By implementing…
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People are swayed by AI-generated videos even when they know they're fake, study shows
Generative deep learning models are artificial intelligence (AI) systems that can create texts, images, audio files, and videos for specific purposes, following instructions provided by human users. Over the past few years, the content generated…
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