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Scientists discover first direct evidence that slivers of 'proto-Earth' may survive todayIn a first, researchers have discovered fragments of Earth's precursor that contain distinctive chemical fingerprints in ancient rocks from Greenland, Canada and Hawaii.
geology -
Stalagmites adhere to a single mathematical rule, scientists discoverScientists discover all stalagmites growing from cave floors follow a mathematical rule that explains how these mineral formations develop into different shapes.
16 Commentsgeology -
Satellites detected strange gravity signal coming from deep within Earth almost 20 years ago, study revealsResearchers have discovered there was an anomaly in Earth's gravitational field between 2006 and 2008, potentially caused by a mineral shift deep within Earth's mantle. GRACE satellites detected a strange gravity signal at the time.
5 Commentsgeology -
Plate tectonics may be why Earth has life — and the key to finding life elsewhere in the universeFeature Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought — and may be a big reason that our planet harbors life.
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Sea of Saharan 'star dunes' clashes with otherworldly terrain where 2 countries meetEarth from space A 2017 satellite photo shows the stark contrast along the boundary between a giant field of golden "star dunes" and a barren rocky wilderness in the Sahara, which overlaps with an international border.
Earth from space -
Perplexing diamonds from South Africa mine contain 'almost impossible' chemistrySeemingly contradictory materials are trapped together in two glittering diamonds from South Africa, shedding light on how diamonds form.
2 Commentsgeology -
Weird glass in Australia appears to be from giant asteroid impact — but scientists 'yet to locate the crater'Strange glass strewn across southern Australia appears to be from a mystery asteroid impact 11 million years ago.
geology -
Vast source of rare Earth metal niobium was dragged to the surface when a supercontinent tore apartPotentially the largest known source of niobium discovered in central Australia formed 830 million years ago, and we can thank the breakup of the ancient supercontinent Rodinia.
3 Commentsgeology -
Narusawa Ice Cave: The lava tube brimming with 10-foot-high ice pillars at the base of Mount FujiThe Narusawa Ice Cave is a natural lava tunnel that formed during a violent eruption of Mount Fuji in A.D. 864. Every winter, the cave grows giant ice pillars due to its freezing temperatures.
geology
