The Cambrian fossil record indicates that most animal phyla had diversified and inhabited the Earth's oceans approximately 518 million years ago. But even though chordates—the group that includes vertebrates like humans—were part of this early animal...
A vein-filled rock is catching the eye of the science team of NASA's Perseverance rover. Nicknamed "Cheyava Falls" by the team, the arrowhead-shaped rock contains fascinating traits that may bear on the question of whether Mars...
In a bold extension of its mission, the spacecraft formerly known as OSIRIS-REx embarks on an unprecedented journey to explore asteroid Apophis.
This celestial body is set...
Around 66 million years ago, an asteroid bigger than Mount Everest smashed into Earth, killing off three quarters of all life on the planet—including...
A sample collected from the 4.5-billion-year-old asteroid Bennu contains abundant water and carbon, NASA revealed on Wednesday, offering more evidence for the theory that...
Early Sunday morning, NASA's OSIRIS-REx spacecraft released a container that subsequently landed in Utah containing material from Bennu, a carbon-rich asteroid in the solar...
Almost 66 million years ago, an asteroid struck the Earth, killing all non-avian dinosaurs and allowing mammals to dominate.
But just how did we evolve...
