Asteroid vs. Volcanoes: New Modeling Shows What Made the Earth Uninhabitable for Dinosaurs
Modeling of the Chicxulub asteroid impact 66 million years ago shows it created a world largely unsuitable for dinosaurs to live in. The asteroid, which…
Volcano
Unusual “Volcano Track” Clouds Investigated
In 2008, atmospheric scientist Santiago Gassó authored a study that highlighted abnormally bright trails of clouds around remote peaks in the South Sandwich Islands. The…
Period of Extreme Cold in Ancient Rome Linked to Eruption of Alaska’s Okmok Volcano
Ice core samples provide new evidence of a massive volcanic eruption in 43 BCE. An international team of scientists and historians has found evidence connecting…
What the New Discovery of Ancient Super-Eruptions Indicates for the Yellowstone Hotspot
Throughout Earth’s long history, volcanic super-eruptions have been some of the most extreme events ever to affect our planet’s rugged surface. Surprisingly, even though these…
Earth From Space: Great Rift Valley, Kenya – Shaped by Major Tectonic and Volcanic Activity
The Copernicus Sentinel-2 mission takes us over part of the Great Rift Valley, Kenya. This valley is part of the Gregory Rift, an eastern branch…
Volcanic Gases May Explain Long-Standing Puzzle About Rise of Atmospheric Oxygen on Earth
Oxygen first accumulated in the Earth’s atmosphere about 2.4 billion years ago, during the Great Oxidation Event. A long-standing puzzle has been that geologic clues…
Using Drones and Thermal Imaging to Monitor Explosive Volcanoes
Researchers create novel 3D models with centimeter resolution of a volcano in Guatemala. Due to the difficult accessibility and the high risk of collapse or…
Pūhāhonu Revealed: The Largest and Hottest Shield Volcano on Earth
In a recently published study, researchers from the University of Hawai‘i at Mānoa School of Ocean and Earth Science and Technology revealed the largest and…
A Tale of Two Kinds of Volcanoes – One Partially Responsible for a Civilization’s Demise
At an idyllic island in the Mediterranean Sea, ocean covers up the site of a vast volcanic explosion from 3200 years ago. A few hundred…
A New Lake — Water Not Lava — On Kilauea Volcano in Hawaii
Between 2010 and 2018, a large lava lake bubbled and spattered within Kilauea’s summit caldera. Then in May 2018, as part of a broader eruption…
Surprising Trigger Identified for Explosive Eruption of Hawaii’s Kilauea Volcano
The notion that rain could lead to a volcanic eruption may seem strange, but scientists from the University of Miami in the USA, have used…
Destructive Kīlauea Volcano Eruption Triggered by Extreme Weather in Hawaii
Scientists suggest rainfall patterns contribute to timing of volcanic eruptions. Excessive and sustained rainfall triggered the 2018 eruption of Kīlauea volcano in Hawaii, according to…
Ancient Tree Rings Could Pin Down Date of Massive Thera Volcano Eruption
Research led by the University of Arizona Laboratory of Tree-Ring Research has anchored a long sequence of tree rings, providing context for the civilizations that…
Human Populations Survived a Volcanic Super-Eruption 74,000 Years Ago – 5,000 Times Larger Than Mount St. Helen’s
New archaeological work supports the hypothesis that human populations were present in India by 80,000 years ago and that they survived one of the largest…
Tungurahua Volcano “The Black Giant” Showing Warning Signs of “Potential Collapse”
South American volcano showing early warning signs of ‘potential collapse,’ research shows. One of South America’s most prominent volcanoes is producing early warning signals of…
Taal Volcano in the Philippines Erupted – See the Incredible Satellite View
The Philippines’ Taal volcano erupted on January 12, 2020 – spewing an ash plume approximately 15 km high and forcing large-scale evacuations in the nearby…
New Evidence Reveals that Venus has Active Volcanoes
New research led by Universities Space Research Association (USRA) and published today (January 3, 2020) in Science Advances shows that lava flows on Venus may…
Study Finds One Cause for Several Mysteries Linked to Breathable Oxygen 2.5 Billion Years Ago
Breathing? Thank Volcanoes, Tectonics and Bacteria Earth’s breathable atmosphere is key for life, and a new study suggests that the first burst of oxygen was…