Some examples of “geraisites,” named after the state of Minas Gerais where they were found, in their different forms (photo: Álvaro Penteado Crósta/IG-UNICAMP)

Impact-formed glass evidence of cosmic collision in Brazil about 6 million...

Unexpected findings: Small asteroids can be flying rock clusters or even...

Asteroid impact earth

Dinosaur-killing asteroid triggered global tsunami that scoured seafloor thousands of miles...

Multiple cosmic impacts 790,000 years ago

Fresh evidence for how water reached Earth found in asteroid debris

Risk of asteroid hitting Earth higher than thought, study shows

Mechanism underlying size-sorting of rubble on asteroid Itokawa revealed

Asteroid impacts significantly altered ancient Earth

Scientists find link between comet, asteroid showers and mass extinctions

Warming pulses in ancient climate record link volcanoes, asteroid impact and...

A depiction of an asteroid heading toward Earth, with the moon in the background. (Image credit: Juan Gartner via Getty Images)

A massive asteroid slammed into the North Sea and triggered a...

Asteroid impact

Asteroid impact enriches certain elements in seawater

Before an asteroid wiped out the dinosaurs, Earth experienced a short...

Impact glass from asteroids and comets stores biodata for millions of...

Dino-killing asteroid’s impact on bird evolution

Asteroid day will draw eyes to the stars, but the more...

World’s largest asteroid impacts found in central Australia

Illustration of the giant asteroid collision in outer space that produced the dust that led to an ice age on Earth. Credit: (c) Don Davis, Southwest Research Institute

Dust from a giant asteroid crash caused an ancient ice age

Earth is bombarded at random-GeologyPage

More than one asteroid could have spelled doom for the dinosaurs

A mile-long sediment core drilled by the International Ocean Discovery Program helped researchers uncover how the Chicxulub crater formed.

Crater from asteroid that killed the dinosaurs reveals how broken rocks...

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