The Chicxulub crater (IPA: [tʃikʃuˈlub] (listen)) is an impact crater buried underneath the Yucatán Peninsula in Mexico. Its center is offshore near the community of Chicxulub, after which it is named. It was formed slightly over 66 million years ago when a large asteroid, about ten kilometers (six miles) in … See more In the late 1970s, geologist Walter Alvarez and his father, Nobel Prize-winning scientist Luis Walter Alvarez, put forth their theory that the Cretaceous–Paleogene extinction was caused by an impact event. The main evidence … See more The form and structure (morphology) of the Chicxulub crater is known mainly from geophysical data. It has a well-defined concentric multi-ring structure. The outermost ring was … See more In September 2007, a report published in Nature proposed an origin for the asteroid that created the Chicxulub crater. The authors, See more • Barberton Greenstone Belt • List of impact craters on Earth • List of possible impact structures on Earth • Nadir crater • Permian–Triassic extinction event See more A 2013 study published in Science estimated the age of the impact as 66,043,000 ± 11,000 years ago (± 43,000 years ago … See more Geophysical data Two seismic reflection datasets have been acquired over the offshore parts of the crater since its discovery. Older 2D seismic datasets have … See more Pre-impact geology Before the impact, the geology of the Yucatán area, sometimes referred to as the "target rocks", consisted of a sequence of mainly Cretaceous limestones, overlying red beds of uncertain age above an unconformity … See more Web15 hours ago · This mass extinction paved the way for the rise of mammals and the appearance of humans. The Chicxulub asteroid is often cited as a potential cause of the …
Dinosaur with scissor-like claws roamed Britain 168 million years …
WebApr 6, 2024 · The impact site has been identified in the Gulf of Mexico, off the Yucatan Peninsula. That's some 3,000km away from Tanis, but such was the energy imparted in the event, its devastation was felt... WebOct 4, 2024 · The miles-wide asteroid that struck Earth 66 million years ago wiped out nearly all the dinosaurs and roughly three-quarters of the planet’s plant and animal species. It also triggered a monstrous tsunami with mile-high waves that scoured the ocean floor thousands of miles from the impact site on Mexico’s Yucatan Peninsula, according to a ... tlc dog food coupon code canada
Asteroid Dust Found in Crater Closes Case of Dinosaur …
WebMar 12, 2024 · Fast forward to the 1980s, and scientists uncovered traces of asteroid dust, finding it scattered around the globe within the same geological layer that corresponds to the dinosaurs’... WebNov 17, 2016 · UPDATE: Today, scientists published their first results from a drilling expedition into Chicxulub crater, the buried remnants of an asteroid impact off the Yucatán Peninsula in Mexico that killed off the dinosaurs 66 million years ago. Their discovery of shocked, granite rocks from deep in the crust placed "out of order" on top of sedimentary … WebAug 9, 2024 · Scientists figured out what slammed into Earth and killed the dinosaurs 66 million years ago: a giant dark primitive asteroid from the outer reaches of the solar system's main asteroid belt. tlc dog training rhinelander wi