News
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ClimateA rapid shift in ocean currents could imperil the world’s largest ice shelf
Roughly the size of Spain, the Ross Ice Shelf stabilizes major glaciers along Antarctica’s coast — and is at risk of retreating, a new study finds.
By Douglas Fox -
Health & MedicineA new U.S. tool maps where heat will be dangerous for your health
The daily updated HeatRisk map uses color coding to show where the health threat from heat is highest and offers tips on how to stay safe.
By Nikk Ogasa -
Planetary SciencePluto’s heart-shaped basin might not hide an ocean after all
Planetary scientists propose an alternative theory to explain why Sputnik Planitia has stayed put across Pluto’s equator.