Geology

Aftershocks still being felt from North Korean nuclear test which 'moved the Earth's crust'

"When you have a large nuclear test, it moves the Earth's crust around the area."<p>The US Geological Survey (USGS) has reported that aftershocks are …

North Korea

Newborn Pacific Island Offers NASA Insights Into Water On Mars

The Earth’s newest landmass could give scientists interesting insights about Mars’ topography.<p>Formed in December 2015, this tiny island on the …

World News

What is a volcano and why do they erupt?

<b>Scientists have warned that a long-dormant volcano in Iceland may be about to erupt.</b><p>The Oraefajokull volcano last erupted in 1728, but scientists …

Physical Geography

Tunnel near Mount St. Helens needs work to avert flood risks

Long-term strategies are needed to deal with the risks of mudflows and flooding left behind by the 1980 Mount St. Helens eruption, according to a …

Business

Early Earth Pelted By Way More Debris Than Scientists Thought

Early in Earth's history, a violent collision with another planetary body created a huge mess, but just <i>how much</i> of a mess has been debated. What we …

Science

Pacific 'baby island' is natural lab to study Mars

<b>It is one of Earth's newest landforms and it could just tell us where to look for evidence of life on Mars.</b><p>The tongue-twisting volcanic island of Hunga Tonga Hunga Ha'apai exploded out of the Pacific Ocean in 2015, and its shape has been evolving ever since as it has been lashed and bashed by waves.<p>…

Planets

Earth's Mysterious Hum Recorded Underwater for 1st Time

Far from the blaring cacophony of cities, towns and suburbs, there are far quieter soundtracks to be found — the murmurs of wind rustling grasses, …

Science

Precious Gems Bear Messages From Earth’s Molten Heart

Around 1920, Justo Daza, an experienced mine worker, and Fritz Klein, a mining engineer, were scrambling over the steep mountainside terraces of Chivor, a legendary emerald site in northeast Colombia. They were breaking rocks apart with long iron poles and explosives packed into drill holes. They …

Jewelry

AGU Fall Meeting: New simulations suggest meteors explode from the inside

NEW ORLEANS -- Researchers have identified an explosive new mechanism that breaks down meteors as they hurtle toward Earth.<p>New simulations of falling …

Physical Geography

The Labs That Forge Distant Planets Here on Earth

Yingwei Fei and his colleagues had spent a month carefully crafting the three slivers of dense silicate—shiny and round, each sample was less than a …

Exoplanets

Earth and Venus are the Same Size, so Why Doesn't Venus Have a Magnetosphere? Maybe it Didn't Get Smashed Hard Enough

For many reasons, Venus is sometimes referred to as “Earth’s Twin” (or “Sister Planet”, depending on who you ask). Like Earth, it is terrestrial …

Physical Geography

Scientists Observe Earth's Mysterious Hum on the Ocean Floor

Even in the absence of giant earthquakes, this planet is still emitting a quiet hum. Researchers have measured it at the ocean’s depths.<p>Scientists …

Environment

Scientists are slowly unlocking the secrets of the Earth's mysterious hum

"In the deep glens where they lived all things were older than man and they hummed of mystery."<p>- Cormac McCarthy, "The Road"<p>The world hums. It …

Physical Geography

If Alien Worlds Exist, What About Alien Minerals?

The mineralogy of Earth is determined by its chemical composition, its physical conditions, and its evolution over time. About 5,000 minerals have been found on Earth and every year some new ones are discovered.<p>Earth is composed mostly of iron, oxygen, magnesium, and silicon, with some sulfur, …

Physical Geography

Yellowstone Supervolcano: An Eruption Isn't Coming, But Here's What Scientists Would See

It's one of the internet's favorite fears: That the giant supervolcano fast asleep beneath Yellowstone National Park will somehow rumble to life and …

Physical Geography

Scientists capture mysterious hum from deep inside the Earth - but no one knows what it is

The new study could help to shed on the source of the vibrations<p>Scientists have captured a mysterious hum coming from deep inside the Earth, but they …

Physical Geography

The hunt for Zealandia, our lost continent

It was always there, drowned under the vast ocean, our little country its only visible point.Scientists had known about it for decades, but were …

Physical Geography

Earth Is Constantly Vibrating, Even When There Aren’t Earthquakes

Scientists are getting to the bottom of Earth’s mysterious and constant vibration, tuning their instruments to the planet’s natural frequency to …

Physical Geography

Geologists disprove theory about what stopped the formation of the Midcontinent Rift

Geologists have corrected a mix-up that made an ancient geological structure in the central U.S. seem hundreds of miles shorter than it really is. …

Physical Geography

Most Scientists Agree Another Pangea Is Certain, Disagree How It Will Look

It was one heck of a merger. Around 300 million years ago, nearly all the world's landmasses clumped together, forming a supercontinent called …

Physical Geography

The History of Water on Mars Might Be Very Different to What We Imagined

Magma. Steam. Clay. Life.<p>The jury's still out on whether liquid water yet flows on the Red Planet. In 2015, NASA blew our minds, saying it did. More …

Planets

Jupiter’s moon just got a boost for life

December 7, 2017 9:00AM<p>EUROPA has more water than Earth.<p>But the frozen moon of Jupiter is just one quarter its size.<p>Now astrophysicists have …

Planets

Bali Volcano Eruption: Scientists Stay Ready For Potential Big One

The Agung volcano in Indonesia was in the news recently for a recent spike in activity. The 3,000 meter (9842 feet) high, so-called strato-volcano …

World News

Steamy Atmosphere Produced Clays on Mars, New Theory Suggests

The Red Planet’s watery history maybe wasn’t so wet after all. New research suggests that clay materials on Mars could have come from an early, …

Planets

Primordial clays on Mars formed beneath a steam or supercritical atmosphere

Letter<p>Kevin M. Cannon<br>• , Stephen W. Parman<br>• & John F. Mustard<p><i>Nature</i> <b>552</b>, 88–91 (07 December 2017)<br>• doi:10.1038/nature24657<br>• Download Citation<p>Received:<p>09 April …

Planets

Plate Tectonics on Europa Boost Odds for Life - D-brief

By Alison Klesman | December 6, 2017 3:17 pm<p><i>(Credit: NASA)</i><p>On Earth, the theory of plate tectonics describes the way large pieces of the planet’s …

Physical Geography

Plate Tectonics on Europa Could Make Life More Likely - ExtremeTech

By on December 6, 2017 at 9:20 am<p>This site may earn affiliate commissions from the links on this page. Terms of use.<p>Jupiter’s moon Europa has long …

Physical Geography

Can One Eruption Trigger More? My Top 5 Volcano Myths - Rocky Planet

By Erik Klemetti | December 6, 2017 11:32 am<p>A small 2009 eruption at Sakurajima in Japan. Kimon Berlin / Wikimedia Commons.<p>Whenever volcanoes are in …

Environment

Large Pool Of Molten Rock Was Just Found Rising Beneath New England

Scientists have identified a massive body of molten rock rising beneath parts of New England. This region, which is geologically stable, could begin to exhibit volcanic activity. Fortunately, any potential volcanic eruptions wouldn’t be for millions of years.<p>The study, led by geologists at Rutgers …

Physical Geography

Huge Magma Bubble May Be Rising Under New England

If the findings hold up, the northeastern U.S. may be more geologically active than anyone realized.<p>At first glance, New England doesn’t seem like a hotbed of geologic activity. The region doesn’t have any rumbling volcanoes. Earthquakes are almost unheard of. And its mountains are mere hills …

Physical Geography