52-foot-high 'megaripples' from asteroid that killed the dinosaurs mapped deep beneath Louisiana in 3D

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Map of ‘mega ripples’ caused by dinosaur-killing asteroid helps recreate extinction

Findings may help predict impact of future tsunamis and asteroid impacts, scientists say

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52-foot-high 'megaripples' from asteroid that killed the dinosaurs mapped deep beneath Louisiana in 3D

Buried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation following the impact that wiped out the nonavian dinosaurs.

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The consequences of the asteroid impact responsible for the disappearance of non-Avian dinosaurs have been far more spectacular than one imagined. Beyond the global fires and the nuclear winter that followed, another titanium phenomenon has occurred: a tsunami of unimaginable power. Recently, scientists have discovered the traces left by this wave [...]

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Everyone knows well these small sand wrinkles formed by the waves. Imagine now the same type of structure, but with 16 meters of height: megarides that would have been created by the tsunami caused by the fall of the Chicxulub asteroid, 66 million years ago.

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New map of ‘mega ripples’ caused by dinosaur-killing asteroid helps recreate extinction event - Techregister

Sign up for our free Health Check email to receive exclusive analysis on the week in healthGet our free Health Check emailGet our free Health Check emailScientists have created a new map of "mega ripples" on the seafloor caused by the Chicxulub asteroid impact that wiped out the dinosaurs, revealing further the events that led