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...
NASA has ended Crew-11's space stay a few weeks early due to a "lingering risk" to an astronaut's health. The crew is now on its way back to Earth....
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....
NASA's preparing for astronauts’ first lunar fly-around since 1972....
Dr. Sue Hwang, a radiation oncologist, said her own experience with breast cancer helped her see vulnerability as a strength instead of a weakness. Tim Brown Oncologist Sue Hwang was diagnosed with br...
Is ageing a natural stage of life to be honoured or a biological flaw that humanity should overcome?...
After a four-year hiatus, conservationists in New Zealand are relieved that the flightless kākāpo is once again breeding. Fewer than 300 of the parrots exist....
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 world recorded its third-hottest year on record in 2025, extending an unprecedented streak of global heat with no relief expected in 2026, US and EU climate scientists said on Wednesday. The past ...
I am a student and co-founder of an accessibility startup. Balancing product development with exams broke my workflow, so I looked for a debugger. Mathematica Successūs is my attempt to model the "Sel...