First lady Melania Trump with visited sick patients at Children’s National hospital in Washington as the children made Fourth ...

First Lady Melania Trump spent Thursday at Children’s National Hospital in Washington, D.C., engaging with young patients as ...

There is a glacier-fed river thriving with phytoplankton while sharing nutrients with all our relatives and flowing freely ...

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President Donald Trump's NASA nominee Jared Isaacman to be NASA's top boss is seen during a U.S. Senate Committee on Commerce, Science and Transportation confirmation hearing on Wednesday, April ...