Ancient craters teach us Earth’s history, but scientists can’t find them

A new study in JGR Planets investigates one of the oldest known craters to learn how to find even older ones. Sean Gulick and Nicola…

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Meet the Mars Student Researcher Who Wants to Rewrite Fluid Dynamics

The Center for Planetary Systems Habitability provides research fellowships and travel grants that help students like Eric Hiatt make groundbreaking research about life on other…

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Hope for Present-Day Martian Groundwater Dries Up

Liquid water previously detected under Mars’ ice-covered south pole is probably just a dusty mirage, according to a new study of the red planet led…

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Rocks at Asteroid Impact Site Record First Day of Dinosaur Extinction

When the asteroid that wiped out the dinosaurs slammed into the planet, the impact set wildfires, triggered tsunamis and blasted so much sulfur into the atmosphere that it blocked the sun, which caused the global cooling that ultimately doomed the dinos.

That’s the scenario scientists have hypothesized. Now, a new study led by The University of Texas at Austin has confirmed it by finding hard evidence in the hundreds of feet of rocks that filled the impact crater within the first 24 hours after impact.

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