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  2. Chicxulub crater - Wikipedia

    en.wikipedia.org/wiki/Chicxulub_crater

    Artist's impression of the asteroid slamming into tropical, shallow seas of the sulfur-rich Yucatán Peninsula in what is today Southeast Mexico. [13] The aftermath of the asteroid collision, which occurred approximately 66 million years ago, is believed to have caused the mass extinction of non-avian dinosaurs and many other species on Earth. [13]

  3. Permian–Triassic extinction event - Wikipedia

    en.wikipedia.org/wiki/Permian–Triassic...

    Permian–Triassic boundary at Frazer Beach in New South Wales, with the End Permian extinction event located just above the coal layer [2]. Approximately 251.9 million years ago, the Permian–Triassic (P–T, P–Tr) extinction event (PTME; also known as the Late Permian extinction event, [3] the Latest Permian extinction event, [4] the End-Permian extinction event, [5] [6] and colloquially ...

  4. Meteor Crater - Wikipedia

    en.wikipedia.org/wiki/Meteor_Crater

    Kaibab Formation (dolostone formed 250 million years ago) Moenkopi Formation ( mudstone formed 245 million years ago) nearest the outer foot of the rim Soils around the crater are brown, slightly to moderately alkaline, gravelly or stony loam of the Winona series; on the crater rim and in the crater itself, the Winona is mapped in a complex ...

  5. List of impact structures on Earth - Wikipedia

    en.wikipedia.org/wiki/List_of_impact_structures...

    From between ten thousand years and one million years ago, and with a diameter of one km (0.62 mi) or more. The largest in the last one million years is the 14-kilometre (8.7 mi) Zhamanshin crater in Kazakhstan and has been described as being capable of producing a nuclear-like winter. [11]

  6. After 66 million years, scientists discover there wasn’t just ...

    www.aol.com/66-million-years-scientists-discover...

    A six-mile-long asteroid, which struck Earth 66 million years ago, wiped out the dinosaurs and more than half of all life on Earth.The impact left a 124-mile-wide crater underneath the Gulf of ...

  7. Scientists puzzled by asteroids that hit Earth 35 million ...

    www.aol.com/scientists-puzzled-asteroids-hit...

    Researchers say they are surprised to discover that two massive asteroids that slammed into the Earth 35 million years ago caused no real climate impact. These asteroids, while smaller than the ...

  8. Vredefort impact structure - Wikipedia

    en.wikipedia.org/wiki/Vredefort_impact_structure

    The impact structure was formed during the Paleoproterozoic Era, 2.023 billion (± 4 million) years ago. It is the second-oldest known impact structure on Earth, after Yarrabubba. In 2005, the Vredefort Dome was added to the list of UNESCO World Heritage Sites for its geologic interest.

  9. When a massive asteroid wiped out the dinosaurs, ants ... - AOL

    www.aol.com/massive-asteroid-wiped-dinosaurs...

    New research shows that ants have been farming fungi for 66 million years — thanks in part to the asteroid that fueled the demise of the dinosaurs.