Trump can't block his critics on Twitter, judge rules

President Donald Trump cannot legally block Twitter users who disagree with him, a federal judge ruled Wednesday in a case with potentially far-reaching implications for social media use by public officials.

Estimated 7,000 bodies may be buried at former asylum

Some of the boxes stacked inside anthropologist Molly Zuckerman's laboratory contain full bones—a skull, a jaw, or a leg. Others contain only plastic bags of bone fragments that Zuckerman describes as "grit."

Shining a light on toxic chemicals curbs industrial use

The annual federal report on toxic material emissions from industrial sites across the country gains widespread media attention and serves as a reminder of the potential environmental impacts of industrial activities.

Rosetta unravels formation of sunrise jets

The atmosphere of Rosetta's comet 67P/Churyumov-Gerasimenko is far from homogeneous. In addition to sudden outbursts of gas and dust, daily recurring phenomena at sunrise can be observed. In these, evaporating gas and entrained ...

Scientists introduce cosmochemical model for Pluto formation

Southwest Research Institute scientists integrated NASA's New Horizons discoveries with data from ESA's Rosetta mission to develop a new theory about how Pluto may have formed at the edge of our solar system.

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