earth
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Apollo Mission Samples Reveal the Moon Is More Ancient Than We Thought
The Moon’s crater-covered countenance was previously thought to be a youthful 4.42 billion years old, give or take about 10 million years. But now, samples of crystals taken from the rocky satellite half a century ago indicate that the Moon is about 40 million years older than we knew. The Moon formed over 4 billion…
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The Moon Has a Solid, Earth-Like Core, Study Finds
Scientists may have just unlocked another of the Moon’s secrets. They found evidence to suggest that the Moon’s inner core is solid, like Earth’s.
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Scientists Discover Molten Layer of Rock Beneath Earth’s Crust
Earthquakes and volcanic eruptions are a result of the movement of large swaths of Earth’s crust, but while the theory of plate tectonics has been widely accepted as a fundamental law of geology, there are still things to be discovered. New research from the University of Texas Austin points to the presence of a partly…
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Scientists Say ‘Rubble Pile’ Asteroids Are Surprisingly Hard to Kill
Rubble pile asteroids are more common and durable than previously thought, according to new research. The scientists behind the study say this could pose a problem for planetary defence measures. But there may be reason for optimism, given recent insights gleaned from NASA’s successful DART mission to deflect an asteroid.