Abstract: Tracking the complex shapes of group targets, which provide essential information for situational awareness, is a critical task in group target observation. Traditional tracking methods ...

Abstract: We employ a compact and stable wavefront-splitting optical vortex interferometer for rotational Doppler measurement. Measurement error less than 0.03 Hz and ...

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Dates help relieve constipation because they have both soluble and insoluble fiber. Sorbitol in dates draws water into the colon, which helps soften stools. Eating dates in moderation means including ...

With prices rising and airfare still sky-high, the “buy now, pay later” (BNPL) boom has officially hit vacations. More than half of Americans now use BNPL, and nearly one in five plan to use it to pay ...

Ever since Donald Trump cut funding to Kyiv, the European Union has been looking for ways to keep Ukraine in the fight against Russia. Doing so meant finding a lot of money – fast. But how? Grants ...