πŸ”¬ Science

March 21st, 2026

Today's top 4 stories, curated by Daily Direct.

ScienceDaily

New AI tool predicts cancer spread with surprising accuracy

Researchers have cracked a key mystery of cancer biology, finding that metastasis follows predictable genetic patterns rather than occurring at random. Their AI model, MangroveGS, identifies these gene signatures in tumor cells and predicts spread risk with roughly 80% accuracy across multiple cancer types. The breakthrough could sharpen treatment decisions significantly, sparing low-risk patients from aggressive therapy while ensuring high-risk cases get the intervention they need.

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ScienceDaily

New pill cuts β€œbad” cholesterol by 60% in major trial

Enlicitide, a new oral medication, slashed LDL cholesterol by roughly 60% in a major clinical trial, rivaling the effectiveness of existing injectable treatments. The pill format is significant: patient reluctance to use injections has long limited uptake of the most powerful cholesterol-lowering drugs. With millions still failing to hit safe LDL targets despite statin therapy, an effective oral alternative could meaningfully reduce cardiovascular risk at scale.

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ScienceDaily

Scientists turn probiotic bacteria into tumor-hunting cancer killers

Researchers have engineered probiotic bacteria to seek out tumors and produce cancer-fighting drugs directly at the site, demonstrating the approach in mice with promising results. By delivering treatment precisely where it is needed, the method could sharply reduce the systemic side effects that plague conventional cancer therapies. If the technique translates to humans, it may represent a significant shift in how targeted cancer treatment is designed and administered.

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ScienceDaily

Harvard engineers build chip that can twist and control light in real time

Harvard engineers have developed a miniature chip capable of manipulating light's circular polarization in real time by rotating two stacked photonic crystals and fine-tuning their spacing mechanically. The device can distinguish between left- and right-handed light with exceptional precision β€” a capability previously difficult to achieve at this scale. The breakthrough opens doors for more sensitive sensors, higher-speed communications, and advances in quantum technology.

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