The discovery of a new asteroid in the Earth's orbit around the sun has led to chatter that it's a second moon.

New research suggests that dinosaur populations were thriving in North America before the asteroid impact 66 million years ...

A fresh analysis of a site in New Mexico provides a glimpse into the final days of the dinosaurs, showing their diversity before going extinct.

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

New dating has revealed that New Mexico's last dinosaurs were healthy, diverse and thriving at the end of the Cretaceous ...

A trove of specimens from New Mexico may help settle a long-running argument about the diversity of dinosaurs before their ...

PN7 has been a mysterious space traveler, shadowing our planet for decades undetected in our vast celestial world, until now.

Despite the newcomer, Earth still has just one true moon. NASA says 2025 PN7 keeps its distance - about 4 million kilometers ...

Standing at the edge of Meteor Crater near Winslow, Arizona feels like peering into another world—a massive bowl carved into the Earth by a visitor from space that arrived with the subtlety of a ...

Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the ...

Study warns that humans may be driving Earth toward a sixth mass extinction. The research shows species loss, but the future ...