It turns out the inverse of the Hessian of a deep net is easy to apply to a vector. Doing this naively takes cubically many operations in the number of layers (so impractical), but it's possible to do...
Scientists studying Jurassic rocks in China found that cyclical changes in Earth's orbit affected not only the climate, but also the development of shale oil reserves....
The lunar crescent will disappear below the horizon before midnight on Jan. 22....
For decades researchers in northern Norway had tried to bring back vital kelp forests after overfishing damaged marine ecosystems. Now a simple solution is proving successful....
"Instead of Webb's 6.5-meter diameter, it's like we are observing this region with a 13-meter space telescope."...
The craters bear the names of astronomers who revolutionized our understanding of the night sky....
Plus: The Oscars, tool-using animals, Nobel drama and more....
A trial was about to launch for a vaccine that would ward off the HIV virus. It would be an incredible breakthrough. Then it looked as if it would be over before it started. (Image credit: Tommy Trenc...
Kimiya Yui released the timelapse footage to celebrate his 300th cumulative day spent orbiting Earth....
The Wolf Moon is named for the hungry predators that sometimes can be heard howling in the winter month....
The Core And Filament Formation/Evolution In Natal Environments (CAFFEINE) survey is an "astronomer's best friend," according to the European Southern Observatory....
Ancient shoreline features hint that water on Mars once formed a vast ocean....
Article URL: https://www.wsj.com/tech/ai/anthropic-claude-code-ai-7a46460e Comments URL: https://news.ycombinator.com/item?id=46668424 Points: 7 # Comments: 1...
Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace....
The Blue Origin New Glenn rocket lifts off at Launch Complex 36 in its second launch attempt at Cape Canaveral Space Force Station on November 13, 2025 in Cape Canaveral, Florida. | Miguel J. Rodrigue...
NASA's preparing for astronauts’ first lunar fly-around since 1972....
"Dark matter can be red hot when it is born, but still have time to cool down before galaxies begin to form."...
Article URL: https://figshare.com/articles/conference_contribution/Measuring_Fidelity_Decay_A_Framework_for_Semantic_Drift_and_Collapse/30422107?file=58969378 Comments URL: https://news.ycombinator.co...
The Large Magellanic Cloud, or LMC, is a key spot for astronomers to study star formation....
The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing their thick atmospheres....