Puerto Rico hasn’t seen this many strong quakes in a single sequence since seismic monitoring began 46 years ago. The last earthquake to damage the island this badly occurred in 1918.
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Rolling Rocks Reveal Recent Moonquakes
Using satellite images of the lunar surface, scientists find trails left by boulders shaken loose by seismic activity.
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The Ice Giant Spacecraft of Our Dreams
Scientists imagined some innovative technologies that could enhance a future mission to Uranus or Neptune.
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Body-Based Jargon Can Be Harassment When It Turns Sexual
Geology terms based on the human body are extremely common, but they can create a culture where sexualized language in the workplace, a type of harassment, is rampant.
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Pinpointing Emission Sources from Space
Satellite data combined with wind models bring scientists one step closer to being able to monitor air pollution from space.
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Ancient Assyrian Aurorae Help Astronomers Understand Solar Activity
Records of aurorae in Mesopotamia from 2,600 years ago are helping astronomers understand and predict solar activity today.
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Pre-Inca Canal System Uses Hillsides as Sponges to Store Water
To prepare for a drier future on Peru’s western coast, researchers are turning to techniques of the past.
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Bikini Seafloor Hides Evidence of Nuclear Explosions
Seafloor mapping has revealed a crater and several shipwrecks persisting 73 years after the world’s first underwater nuclear test.
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What Do You Get When You Cross a Thunderstorm with a Wildfire?
Lightning, fire vortices, and black hail are some of the frightening features of fire-fueled storms, which may become more common in the future.
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The Eternal Nile Is Even More Ancient Than We Thought
Deep-mantle flow helps maintain the river’s steady course.