EXPLAINER: Scientists Struggle to Monitor Tonga Volcano After Massive Eruption

Scientists are struggling to monitor an active volcano that erupted off the South Pacific island of Tonga at the weekend, after the explosion destroyed its sea-level crater and drowned its mass, obscuring it from satellites.  The eruption of Hunga-Tonga-Hunga-Ha’apai volcano, which sits on the seismically active Pacific Ring of Fire, sent tsunami waves across the Pacific…

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COVAX Delivers Billionth Vaccine

The Johns Hopkins Coronavirus Resource Center said early Sunday 326.2 million people around the world have been infected with the coronavirus, while 5.5 million deaths have been recorded. More than 9 billion vaccines have been administered, the center reported. UNICEF’S executive director said Saturday’s shipment of 1.1 million COVID vaccines to Rwanda “included the billionth…

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