Science

Science

Amazing technology often starts here. Exploring breakthroughs and discoveries across biology, physics, chemistry, and earth science.

researchers 3d chip

Researchers use lasers and metalenses to align 3D chips with atomic precision

Forward-looking: Researchers at the University of Massachusetts Amherst have developed a laser-based technique to align 3D semiconductor chips, potentially overcoming a longstanding challenge in chip manufacturing. The method employs concentric metalenses to generate holograms that reveal misalignment between chip layers at a much smaller scale than previously possible.
study cancer healthcare ct scan

Study finds CT scans could be responsible for 103,000 new cancer cases in the US each year

The cancer risks associated with CT scans are comparable to those from alcohol consumption and excess body weight
A hot potato: A new study from UC San Francisco is raising alarms about the widespread use of computed tomography (CT) scans in the United States, warning that the technology may be responsible for as much as 5 percent of all cancers diagnosed each year. The research, published in JAMA Internal Medicine and funded by the National Institutes of Health, suggests that the risks associated with CT scans – particularly the exposure to ionizing radiation – are far greater than previously believed.
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