Curiosity Shakes Loose a Pesky Rock

After NASA’s Curiosity Mars rover drilled a sample from this rock on April 25, 2026, it withdrew its robotic arm and pulled the entire rock off the surface with it. Engineers spent several days…

Hubble Sights Galaxy in Transition

This NASA Hubble Space Telescope image reveals an enigmatic galaxy with a bright center and a face that hints at spiral structure, yet it holds no obvious spiral arms. Reddish-brown clumps and…

Solar-pumped Radiation-balanced Laser

arXiv:2601.00649v2 Announce Type: replace
Abstract: Solar-pumped lasers, predominantly based on neodymium gain media, offer a promising route to renewable laser-energy conversion and space-based…