Is a Chemical Used in MRIs a Threat to Marine Ecosystems?
Gadolinium, a rare earth element important for medical testing, has found its way into coastal waters.
Jun 14, 2018 | 550 words, about 2 minutes
Species: Aquatic Plants
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Strangers on the Shore
Foreign species hitchhiked across the Pacific on debris from the 2011 Japanese tsunami—now researchers along the North American coast are scrambling to detect them before they take hold.
Oct 21, 2015 | 3,000 words, about 15 minutes
The Tenacity of Water Chestnuts
To keep Massachusetts’s Mystic River friendly for boaters, a volunteer militia dives into the fray and beats back a well-armed invader.
Apr 22, 2015 | 2,000 words, about 10 minutes