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Notícia OVGA 27-01-2021 Spectacular ash plume rose to estimated 7 km altitude (image: CENAPRED)   Over the past week, the activity of the volcano has remained at moderately high levels. On 19 January at about 15:00 local time a powerful eruption occurred from the summit crater generated an increasingly tall and dense dark ash plume that rose to estimated 23,000 ft (7,000 m) altitude and drifted N. At the end of December 2020, daily volcanic tremor...
Notícia OVGA 26-01-2021 The unnamed titanosaur could have weighed more than 69 tons. An artist's impression of Argentinosaurus huinculensis, believed to be one of the closest related species to the newly discovered titanosaur. (Image: © Elena Duvernay/Stocktrek Images via Getty Images)   The 98 million-year-old remains of what might be the largest animal to walk Earth — a long-necked titanosaur dinosaur — were recently unearthed in Argentina...
Notícia OVGA 25-01-2021 MOUNT Etna in Italy is continuing to erupt, with researchers revealing there has been a "near constant" eruption over the last few days since it first burst back into life on January 19. Mount Etna bursts into life with 'near constant' flow of lava (Image: LAVE webcam from Schiena dell'Asino) Mount Etna, located on the isle of Sicily, has been pouring out a stream of lava since last night. At 3,329 metres tall, Mount...
Notícia OVGA 22-01-2021 The preserved insect is a newly described species. Recovered from the Green River Formation in present-day Colorado, this fossil represents a new genus and species of predatory insects known as assassin bugs. The pygophore, a capsule containing genitalia, is the oval shape at the bottom of the bug's abdomen. (Image: © Image courtesy of The Palaeontological Association)   The broken parts of a tiny Cretaceous insect's...