Ancient teeth shed light on Miocene 'mouse' migration

A new species of prehistoric murine—the group of mammals that includes mice, rats, and their relatives—has been identified from fossils discovered in Lebanon. The findings, presented in Scientific Reports, represent the ...

Tackling the forensic unknowns of 3-D-printed firearms

In the summer of 2016, Transportation Security Administration screeners at Reno-Tahoe International Airport in Nevada confiscated an oddity: a 3-D-printed handgun in a man's carry-on baggage.

The moon is quaking as it shrinks

A 2010 analysis of imagery from NASA's Lunar Reconnaissance Orbiter (LRO) found that the moon shriveled like a raisin as its interior cooled, leaving behind thousands of cliffs called thrust faults on the moon's surface.

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