The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...

Scientists have created a new 3D map of "mega ripples" on the seafloor caused by the Chicxulub asteroid impact that wiped out ...

The incredible aftermath of the Chicxulub asteroid impact—one of the most cataclysmic events in Earth’s history—is unfolding ...

Scientists have created a new map of "mega ripples" on the seafloor caused by the Chicxulub asteroid impact that wiped out ...

Buried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation ...

Among other observations, ESA’s Mars Express has detected a mysteriously long cloud that keeps reappearing over a rapid periodic cycle. The orbiter has now captured an image of the elusive cloud when ...

The mysterious Oort cloud is the source of many of our solar system's comets, but astronomers still have no idea what it looks like. Now, new simulations may have given them a first glimpse.

Archaeologists have discovered the 2,000-year-old remains of London's first civic basilica, a large roofed structure used for public assemblies and court hearings. The basilica, whose newly ...