88K views · 1.7K reactions | With all the volcanic activity in Hawaii over the last few days, it seems like a good time for the volcanoes datasets. The green triangles are the locations of volcanoes and the red triangles are volcanoes that have erupted through 2010. If you're on the Big Island in Hawaii - stay safe! Read more about the datasets here: https://sos.noaa.gov/datasets/volcano-locations/ | NOAA Science On a Sphere | Facebook

2.1M views · 47K reactions | On January 15, 2022, a tsunami with waves 60 feet tall hit the South Pacific island nation of Tonga. The impact was felt as far as California. What caused this massive tsunami? Here's one of the leading theories: | NOVA l PBS | Facebook