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Some research teams have already used quantum dots to make white LEDs, but replicating the complete spectrum of sunlight has remained difficult, particularly in the yellow and green regions where sunlight is strongest.

Researchers have developed a polymer structure shaped like a "Chinese lantern" that can quickly change into more than a dozen curved, three-dimensional forms when it is compressed or twisted.

"Women and children pay a heavy price, yet policies rarely take their experiences into account. This is a major gap in international public health and social policy."

Interest in understanding what drives resilience and long-term well-being is growing.

New Jersey is home to some of the wealthiest zip codes in the country — and some of the hungriest.