Asteroid Ryugu once had liquid water flowing through it

The asteroid Ryugu, photographed by the Hayabusa 2 spacecraft JAXA Hayabusa 2 Large quantities of water once flowed through the asteroid Ryugu, an indication that asteroids could have brought much more water to Earth than previously thought. The origin of Earth’s water is somewhat mysterious. Incoming asteroids have been proposed as a possible source, but…

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Melania Trump’s AI Era Is Upon Us

It’s unclear how Melania’s initiative will follow her goals of protecting children from the harms of AI or equipping them for a workforce shaped by the technology. However, my source in the industry tells me the first lady’s involvement is expected to lead to “big commitments from a bunch of these companies” beyond the multibillion-dollar…

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Gravitational waves finally prove Stephen Hawking’s black hole theorem

Illustration of two black holes merging and sending gravitational waves across the cosmos Maggie Chiang for Simons Foundation Stephen Hawking’s 50-year-old theorem on how black holes merge together has been successfully tested thanks to huge advances in gravitational wave astronomy, which helped astronomers catch the waves caused by an unusually powerful collision as they passed…

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BASE64 Over DNS – SANS Internet Storm Center

On the Stormcast, Johannes talked about BASE64 and DNS used by a backdoor. I was interested to learn more about this, because DNS labels can only contain letters, digits and a hyphen. If you make a distinction between uppercase and lowercase letters, you have exactly 63 characters to choose from. While BASE64 requires 64 characters…

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