Related topics: mars

Preserving the past in 3-D

It isn't often that you get a sunny, 70-degree day in the beginning of February, especially less than a week after a record-setting cold snap plunged most of Illinois into subzero temperatures. We certainly aren't about to ...

Dinosaur tracks make fresh impression at Valley Forge park

The national park on the site where George Washington and the struggling Continental Army endured a tough winter during the American Revolution boasts a new feature that's a couple of hundred million years old—dozens of ...

Ancient rocks provide clues to Earth's early history

Oxygen in the form of the oxygen molecule (O2), produced by plants and vital for animals, is thankfully abundant in Earth's atmosphere and oceans. Researchers studying the history of O2 on Earth, however, know that it was ...

How scientists are piecing together the history of the moon

In the solar system's early days, a first Earth is thought to have been pulverised by a planet that scientists call Theia. We don't know what it was made of or where it came from, only that it may have been the size of Mars. ...

Scientists measure thickness of Kilauea lava flows in Hawaii

Scientists measuring the thickness of Kilauea volcano's newest lava flows have said molten rock added as much as 180 feet (55 meters) of lava to parts of the Big Island last year. New land created in the ocean reaches as ...

New instrument unravels landscape longevity

How many years can a mountain exist? Bob Dylan's rhetorical question has just received yet another scientifically based answer. Researchers from Wageningen University & Research (WUR) and Denmark's Technical University (DTU) ...

A volcanic binge and its frosty hangover

A major volcanic event could have triggered one of the largest glaciations in Earth's history—the Gaskiers glaciation, which turned the Earth into a giant snowball approximately 580 million years ago. Researchers from Heidelberg ...

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