Distance from Earth in miles of the spacecraft Voyager 1 as it made a recent successful engine test.
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NM MUSEUM OF NATURAL HISTORY & SCIENCE (FOSSIL); ©20TH CENT. FOX/COURTESY EVERETT COLLECTION (DARTH VADER)
A horseshoe crab fossil named after Star Wars’ Darth Vader (See "245 million" below)
13 billion
245 million
Age in years of Vaderlimulus, a horseshoe crab fossil named after Star Wars’ Darth Vader.
8,500
Approximate number of firefighters mobilized to fight wildfires that spread throughout Southern California this past December.
76
Number of female scientists on a recent expedition to Antarctica—the largest group of women ever to make the trip.
7
New types of dolphin sounds recently discovered by an artificial intelligence program.
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