Geologists have uncovered strong evidence from Colorado that massive glaciers covered Earth down to the equator hundreds of ...

A recently published study in Science challenges theories regarding the origins of a significant transition through the Earth ...

Researchers studying carbon emissions from ancient volcanoes are exploring the geology of large dikes, such as this one in ...

Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our ...

If Earth's astronomical observatories were to pick up a signal from outer space, it would need an all-hands-on-deck effort to decipher the extraterrestrial message. A father-daughter team of citizen ...

L ike many of us, Earth bears old pockmarks. Our planet’s crust has a band of ancient craters that formed around 465 million ...

The puzzle pieces left behind by Pangaea, from fossils to the matching shorelines along the Atlantic Ocean, provided the first hints that the Earth's continents move.

Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our ...

More than a year later, a father-daughter duo from the United States finally cracked the code. Ken and Keli Chaffin ran ...

How Life Began on Earth: Modeling Earth's Ancient Atmosphere Oct. 31, 2024 — This model reveals how vastly different the atmosphere was on ancient Earth, and how life may have first ...

Scientists have spotted microplastics, tiny pieces of plastic smaller than 5 millimeters, in some of the most pristine ...

Since Venus is closer to the Sun than Earth, its orbit is shorter ... Thank you, CJ, for this delightful puzzle. THAT IS ALL.