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Struggling with a hard life choice? AI future selves have tips
A chat with aged avatars of future selves can guide people paralyzed by tough decisions. The question is what information to feed the bots.
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AI ‘ghosts’ can comfort mourners
A small study suggests emotional fit, not perfect accuracy, may make chatbot versions of dead loved ones feel real.
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AI is not ready to fly solo in space
In sci-fi, AI can navigate the unknowns and — ideally — keep human travelers safe. But it’s not intelligent enough to do that yet.
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AI tools meant to vet science are surprisingly easy to fool
The gold standard of scientific review, peer review by researchers’ colleagues, is in crisis. AI might offer a solution but has problems of its own.
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How big a cybersecurity threat are the latest AI models, really?
New AI models are accelerating the game of cat-and-mouse as cybersecurity experts try to keep ahead of would-be hackers. An AI expert explains the risks.
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A blood test for dementia may tell you if you have more than one type
AI helped researchers develop an experimental blood test that might let doctors diagnose overlapping dementias.
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AI cracked an Erdős math problem. Now experts want guardrails
The result is correct but challenges core norms of mathematics: checking proofs, crediting ideas and keeping research open to everyone.
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AI bots ignore evidence. Can we trust them with science?
Scientists rethink their ideas after experiments. AI agents struggle to learn from evidence and recognize when an idea is obviously incorrect.
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AI-powered whale-spotting tech may help save San Francisco Bay’s gray whales
An AI trained to use thermal images to detect whale body heat could help warn ships at risk of colliding with the marine mammals.
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As teens in crisis turn to AI chatbots, simulated chats highlight risks
From blaming the victim to replying "I have no interest in your life" to suicidal thoughts, AI chatbots can respond unethically when used for therapy.
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AI eavesdropped on whale chatter. It may have helped find something new
Some “clicks” made by sperm whales may actually be “clacks,” but marine biologists debate what, if anything, that means.
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Chatbots may make learning feel easy — but it’s superficial
People who use search engines develop deeper knowledge and are more invested in what they learn than those relying on AI chatbots, a study reports.
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Chatbots spewing facts, and falsehoods, can sway voters
Chatbots that dole out fact-laden arguments can sway voters. Those facts don’t have to be true.
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A look under the hood of DeepSeek’s AI models doesn’t provide all the answers
A peer-reviewed paper about Chinese startup DeepSeek's models explains their training approach but not how they work through intermediate steps.
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A quantum trick helps trim bloated AI models
Machine learning techniques that make use of tensor networks could manipulate data more efficiently and help open the black box of AI models.
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This detached hand robot has a thing for skittering on its fingertips
The robot can bend, grasp and carry in ways humans can’t, which could help it navigate spaces too confined for human arms.
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AI tool AlphaGenome predicts how one typo can change a genetic story
The tool helps scientists understand how single-letter mutations and distant DNA regions influence gene activity, shaping health and disease risk.
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AI models spot deepfake images, but people catch fake videos
A new study finds that humans and AI spot different kinds of deepfakes — hinting at the need to team up to fight them.
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AI helps archaeologists solve a Roman gaming mystery
Researchers used AI-driven virtual players to test more than 100 rule sets, matching gameplay to wear patterns on a Roman limestone board.
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Real-world medical questions stump AI chatbots
Subtle shifts in how users described symptoms to AI chatbots led to dramatically different, sometimes dangerous medical advice.
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Have we entered a new age of AI-enabled scientific discovery?
Some say we’ve entered a new age of AI-enabled scientific discovery. But human insight and creativity still can’t be automated.
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Machine learning streamlines the complexities of making better proteins
The framework predicts how proteins will function with several interacting mutations and finds combinations that work well together.
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AI auto-complete may subtly shape views on social issues
People are increasingly using AI auto-complete features when writing. Unbeknownst to them, that feature may change how they think.
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AI may be giving teens bad nutrition advice
AI-generated meal plans for fictional teens cut an entire meal’s worth of calories and carbs while overemphasizing protein and fats, a new study reports.
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Welcome to the weird world of AI agent teams
AI agents are starting to work in teams, but without careful organization, groups of bots can easily fall into chaos.
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Is AI bad for critical thinking? It depends on when you use it
Using AI later in solving tough problems boosts critical thinking and memory, a study shows, highlighting trade-offs between speed and reasoning.
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The Proof in the Code traces efforts to digitally verify mathematical truths
Journalist Kevin Hartnett chronicles how code-checking tools and AI are being used to tackle difficult math problems.
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Can AI help doctors avoid missed diagnoses? A new study suggests yes
AI may help doctors avoid missed diagnoses, but it still needs real-world testing and human oversight before it can guide patient care.
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AI can take the friction out of life, but some effort can be good
Technologies, including chatbots, promise to make life easier. But removing the friction, or effort involved in thinking, has costs.