Less than a week after its launch, the Copernicus Sentinel-1C satellite has delivered its first radar images of Earth—offering a glimpse into its capabilities for environmental monitoring. These ...

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China is pushing the boundaries in military technology, executing tests on a groundbreaking artificial intelligence ...

A stunning high-resolution satellite image of the Mississippi River that was taken over a period of about three weeks has been posted online by the European Space Agency (ESA). The roughly 2,300-mile ...

Physicists are exploring a quantum-mechanical approach to making smaller radio wave detectors. Physicists have created a new type of radar that could help improve underground imaging, using a cloud of ...

A team of researchers think they’ve discovered a cave on the Moon in radar images of the lunar surface, which they posit could be a future site for an established human presence on our rocky satellite ...

Images show surprise changes to the spacecraft as it interacted with the atmosphere. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The European ...

The asteroid zoomed by Earth at a perfectly safe distance of around 1.8 million miles (2.9 million kilometers). When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

A strange, green blob lurched across the weather radar Wednesday morning. And it wasn’t rain. According to Justin Gibbs with the National Weather Service office in Paducah, Kentucky, the spot that ...