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...
China’s commercial space sector logged 50 launches last year – more than half of the country’s total – underscoring the growing role of private players alongside the state-led space programme, with Be...
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...
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...