The pandemic-era backslide in math and reading scores for students across the U.S. was not a sudden catastrophe but the continuation of a brutal, decade-long "learning recession" that began years ...

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Guide the robot to the star. The robot may move either one or two cells at a time in whichever direction it is currently facing. It begins facing upward. If it ever stops on a cell containing an arrow ...

The drops go beyond the pandemic and cut across income, geographic and racial divides, new data shows. By Claire Cain Miller Francesca Paris and Sarah Mervosh Something troubling is happening in U.S.

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ABC News' Victor Oquendo takes a look inside biocontainment and quarantine units for hantavirus patients. Super El Nino is coming our way and we’re not prepared for what’s next Freedom 250 concert ...

Get out your timer and number two pencil to see if your arithmetic skills from grade school are still intact.

The Centers for Disease Control and Prevention confirmed on May 18 that one American has tested positive for Ebola and was exposed as part of a work assignment in the Democratic Republic of Congo. The ...

An American medical missionary tested positive for Ebola while serving in the Democratic Republic of Congo on Monday. Peter Stafford, serving with American mission group Serge, tested positive for the ...

President Donald Trump said he is "concerned" about Ebola after an American tested positive for the viral illness. "I'm concerned about everything, but certainly [I] am," Trump said when asked about ...

An American doctor working with a medical missionary organization in the Democratic Republic of the Congo has tested positive for Ebola, the Centers for Disease Control and Prevention and the aid ...

One of the American citizens evacuated from the MV Hondius cruise ship and flown back to the U.S. tested positive for hantavirus without symptoms, according to the U.S. Department of Health and Human ...