Light echos in the Eta Carinae Nebula

The young star Eta Carinae shines prominently in the skies of the southern hemisphere. Although located relatively far away from Earth (about seven thousand light-years away, as compared with the average distance of naked-eye ...

Echo chambers persist in climate politics, research shows

New research from the University of Maryland (UMD) finds that contentious climate politics continue to be influenced by the diffusion of scientific information inside "echo chambers"—social network structures in which individuals ...

Is Santa real? A version of Alexa skirts some kid questions

A version of Alexa won't tell kids where babies come from or spill the beans about Santa. It also won't explain some things kids might have heard on the news—like what Stormy Daniels does for a living.

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