News
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AnimalsA surprisingly tiny ancient sea monster lurked in shallow waters
Scientists have found a new species of marine reptiles called nothosaurs from around 240 million years ago.
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AnimalsA fish’s fins may be as sensitive to touch as fingertips
Newfound parallels between fins and fingers suggest that touch-sensing limbs evolved early, setting the stage for a shared way to sense surroundings.
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Health & MedicineCOVID-19’s death rate in the U.S. could spike as new cases soar
Effective treatments are one possible reason the mortality rate from COVID-19 fell over the summer. Rising cases could reverse the trend.
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Health & MedicineHow COVID-19 may trigger dangerous blood clots
Clots may stem from net-casting immune cells that, instead of fighting a coronavirus infection, capture red blood cells and platelets.