A spacecraft's-eye view over the landscapes of Mars has just given us a first-of-its-kind glimpse of the giant, ancient edifice known as Arsia Mons.

Learn about the largest active volcano on Earth Mauna Loa in Hawaii. Discover its massive size, eruption history, and ...

Kīlauea Volcano’s Halemaʻumaʻu crater began erupting again on Wednesday, with lava fountains reaching more than 1,000 feet in ...

NASA’s Mars Odyssey captured a stunning sunrise view of Arsia Mons, revealing water-ice clouds and offering insights into ...

Mauna Loa is not erupting. Its USGS Volcano Alert Level is at NORMAL. One earthquake was reported felt in the Hawaiian Islands during the past week: a M2.8 earthquake 12 miles south of Pa‘auilo ...

This latest report builds off years of CO2 monitoring at the Mauna Loa Observatory in Hawaii. A visualization of how global temperatures have changed over the years. Image source: NASA / YouTube ...

When man first walked on the moon, the carbon dioxide concentration in Earth's atmosphere was 325 parts per million (ppm). By 9/11, it was 369 ppm, and when COVID-19 shut down normal life in 2020 ...

TORONTO - A little over a year ahead of the World Cup, Toronto gets a taste of tournament soccer Saturday when the four-team Canadian Shield competition kicks off. A crowd of some 20,000 ...

Phivolcs, in an advisory, said the volcanic sediments were reported on the southern and southwestern slopes of the volcano. “Lahars have been reported by netizens in social media and by local ...

a research station situated high on the slopes of the Mauna Loa volcano, Hawaii. At 11,141 feet above sea level, Mauna Loa Observatory measures different gases in the air by shining different ...

A high surf advisory has been issued for the south shores of all Hawaiian islands, effective Saturday morning. The National Weather Service in Honolulu said a moderate, south-to-southwest swell ...

“It’s sad.” Perched on the slopes of Hawaii’s Mauna Loa volcano, the observatory has been tracking CO₂ trends since 1958, when scientist Charles David Keeling first identified seasonal fluctuations ...