A star called TOI-2155 lies around 1,350 light-years (839 trillion miles) from Earth. It is a little bigger, heavier and hotter than the sun, and it is not particularly interesting or unusual in ...

The new lidar system can simultaneously measure the location, speed and material properties (polarization) of objects in a scene, which could be useful for autonomous driving. Credit: Dongyu Du, ...

Abstract: Unmanned surface vehicles (USVs) and boats are increasingly important in maritime operations, yet their deployment is limited due to costly sensors and complexity. LiDAR, radar, and depth ...

Detecting objects in low-light conditions is challenging since the primary features of objects may be buried in dark regions. To tackle this issue, we propose a prompt-based two-stage enhancement (PTE ...