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Articles on New research

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Mild cognitive impairment can be an early sign of Alzheimer’s disease or other dementias. ivanastar/iStock via Getty Images Plus

New studies suggest millions with mild cognitive impairment go undiagnosed, often until it’s too late

Medicare covers an annual well-check visit that could potentially identify cognitive issues, but only about half of beneficiaries take advantage of them.
Tuberculosis typically infects the lungs but can spread to the rest of the body. stockdevil/iStock via Getty Images Plus

AI can help predict whether a patient will respond to specific tuberculosis treatments, paving way for personalized care

People have been battling tuberculosis for thousands of years, and drug-resistant strains are on the rise. Analyzing large datasets with AI can help humanity gain a crucial edge over the disease.
Scientists have designed a solar panel-like pacemaker that can precisely control heartbeats. Eugene Mymrin/Moment via Getty Images

Pacemaker powered by light eliminates need for batteries and allows the heart to function more naturally − new research

Researchers designed an ultrathin pacemaker that can be implanted via minimally invasive techniques, potentially improving recovery time and reducing the risk of complications.
Understanding the flexibility of T cell memory can lead to improved vaccines and immunotherapies. Juan Gaertner/Science Photo Library via Getty Images

Immune cells can adapt to invading pathogens, deciding whether to fight now or prepare for the next battle

When faced with a threat, T cells have the decision-making flexibility to both clear out the pathogen now and ready themselves for a future encounter.
The characteristic hammer-shaped head is just becoming visible in this image of an embryonic bonnethead shark. Scale bar = 1 cm. Steven Byrum and Gareth Fraser, Department of Biology, University of Florida

Rare access to hammerhead shark embryos reveals secrets of its unique head development

Because hammerhead sharks give birth to live young, studying their embryonic development is much more complicated than harvesting some eggs and watching them develop in real time.
We can be unduly hard on ourselves as we grapple with the implications of declining an invitation. Yifei Fang/Moment via Getty Images

Are our fears of saying ‘no’ overblown?

Nearly 80% of people have accepted invitations to events they didn’t want to attend.
Thinking about issues’ impact on their own lives can help people envision more common ground. wildpixel/iStock via Getty Images Plus

Making it personal: Considering an issue’s relevance to your own life could help reduce political polarization

Changing the ‘psychological distance’ someone feels toward an issue can shift their attitudes in ways that might help people on opposite sides of an issue see more eye to eye.
Students reported some curious mental effects when using AI to generate ideas. SeventyFour via Getty Images

AI can help − and hurt − student creativity

A study in which students brainstormed all the uses of a paper clip shows that AI can both enhance and harm the creative process.

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