The worldwide race to make solar power more efficient

Scientists are working on better solar cells that will turn more of the sun's rays into electricity.

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Mike Pence received the coronavirus vaccine live and said he "didn't feel a thing". from BBC News - World https://ift.tt/2Wx21qY via

By BY JONATHAN WOLFE AND AMELIA NIERENBERG from NYT U.S. https://ift.tt/3obygHE via

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