Video from the U.S. Geological Survey showed Kilauea volcano spewing lava more than 800 feet into the air in its latest eruption on Hawaii's Big Island. USGS said the eruption began around 4:15 p.m.

Abstract: We compare the technique of using the orbital angular momentum (OAM) of radio waves for generating multiple channels in a radio communication scenario with traditional ...

Abstract: In this paper, a multifunctional scattering antenna array has been proposed to generate orbital angular momentum (OAM) vortex scattering wave and meanwhile reduce antenna radar cross section ...

Stage 1: This is starter formula, often called first infant formula, for babies from birth to six months. Stage 2: Babies can transition into follow on formula at the age of six months.

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