[SunkenCiv]

The 'lunar origin' topics (the rest are listed in the last link below):

• Mysterious melting of Earth’s crust in Western North America, from BC, Canada to Sonora, Mexico [04/29/2021]
• Vast Fragments of an Alien World Could Be Buried Deep Within Earth Itself [03/25/2021]
• Astronomy Picture of the Day - Found on the Moon: Candidate for Oldest Known Earth Rock [02/03/2021]
• Explosive volcanoes ended Earth's time as a snowball: Huge eruptions broke our planet's deep freeze [01/18/2016]
• Meet 'Amasia,' the Next Supercontinent [02/09/2012]
• An Asteroid Trailing After Mars Could Actually Be The Stolen Twin of Our Moon [2020]

[SunkenCiv]

This topic was posted 8/22/2021, thanks BenLurkin.

It got added to the catalog, but never got pinged.

• Grand Canyon much older than previously thought [03/07/2008]
  • Grand Canyon Gorge Is 9 Times Older Than Thought [04/09/2008]
• Earth is missing a huge part of its crust. Now we may know why. (Thieves?) [01/01/2019]
  • Lava Left It's Mark On Grand Canyon [02/18/2008]
• The Grand Canyon's Oldest Footprints Are 310 Million Years Old [10/29/2018]
  • Cold And Ice, Not Heat, Episodically Gripped Tropical Regions 300 Million Years Ago [03/07/2010]
  • 500 Vertebrate Fish Found in Early Cambrian [01/30/2003]
• Ancient Ice Melt Unearthed in Antarctic Mud: 20-Meter Sea Level Rise, Five Million Years Ago [07/22/2013]
  • Massive Hole Discovered Under Antarctica, Bigger Than The Grand Canyon [01/17/2014]
• Coral links ice to ancient 'mega flood' [03/30/2012]
  • Coral Links Ice Sheet Collapse to Ancient 'Mega Flood' [04/07/2012]
  • Mega-flood triggered cooling 13,000 years ago: scientists [03/31/2010]
  • How it happened: The catastrophic flood that cooled the Earth [02/25/2008]
• Biggest Floods in History -- Does Mississippi Make the List? [06/20/2011]
  • Lake Bonneville Flood [08/15/2003]
• Nuttery section: Was An Ancient Egyptian City Found In the Grand Canyon? [11/20/2006]
  • Canyonitis: Seeing evidence of ancient Egypt in the Grand Canyon [08/04/2009]
  • When the Smithsonian discovered an ancient Egyptian colony in the Grand Canyon. [12/06/2020]
  • The Legend Of The Mogollon Monster In Arizona May Send Chills Down Your Spine [12/17/2021]
• 5 people stranded 21 stories down at Grand Canyon Caverns as elevator malfunctions [10/25/2022]
  • 5 tourists trapped underground at Grand Canyon Caverns after elevator breaks [10/25/2022]
• Channeled Scablands: Study of Idaho canyons suggests ... result of massive flooding not erosion (Phys.org article) [12/17/2013]

[SunkenCiv]

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