A 2017 satellite photo shows the stark contrast along the boundary between a giant field of golden "star dunes" and a barren ...

From a distance, Biosphere 2 emerges from the cacti and creosote of the Sonoran desert like a gleaming oasis, a colony of ...

Earth was not always the blue-green world we know today: early Earth's oxygen levels were about a million times lower than we ...

Earth scientists often face huge challenges when researching Earth's history: many significant events occurred such a long ...

Chemical fossils from 635-million-year-old rocks suggest sponges were among Earth’s first animals, reshaping the story of early life.

Ancient hot springs in Japan reveal how microbes adapted to Earth’s first oxygen, offering insights into early life.

For decades, astronomers believed Andromeda and the Milky Way were destined to merge in about 4 billion years. But new ...

The 1,115-foot-wide (340 meters) asteroid Apophis will pass closer to Earth than many satellites fly in April 2029, giving ...

Earth was not always the blue-green world we know today: the early Earth's oxygen levels were about a million times lower than we now experience ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our ...

A new study has suggested some of the universe's oldest black holes pass our cosmic neighbourhood at least once every decade, ...

Scientists have discovered prehistoric insects preserved in amber in South America for the first time. This amber was found ...