Mysterious gullies on the surface of Mars, long puzzling scientists, appear to have been carved by burrowing blocks of CO₂ ice, according to a recent study that describes this mechanism as an ...

One of the oldest unsolved riddles in planetary science concerns the origin of the moon. Over a century ago, George Darwin ...

Competing for space on hummingbird beaks, Hypeniea macrantha flowers fire pollen projectile blasts to dislodge pollen from rival plants in a bid to ensure the bird’s pollinating travels include them, ...

Istanbul Governor said that the authorities investigated whether or not the target of the explosives was the army barracks. The commander of the First Army said the explosives did not hit the military ...