New Scientist

Controversial satellites launching in 2026 will reflect light to Earth

Reflect Orbital plans to launch thousands of reflective mirrors to produce "sunlight on demand", but researchers are ...
IEEE

Context-Aware Graph Inference and Generative Adversarial Imitation Learning for Object-Goal Navigation in Unfamiliar Environment

Abstract: Object-goal navigation aims to guide an agent to find a specific target object in an unfamiliar environment based on first-person visual observations. It requires the agent to learn ...
primetimer

Periodic light variability in interstellar object 3I/ATLAS linked to jet activity

The interstellar object 3I/ATLAS, first detected on July 1, 2025, exhibited light that varied periodically with a cycle of 16.16 hours, according to observations reported by Harvard Professor Avi Loeb ...
IEEE

Fast and Scalable Intelligent Reflecting Surface Beamforming Using Hybrid Learning Approaches

Abstract: This study presents a novel hybrid optimization framework for intelligent reflecting surface (IRS)-assisted beamforming, that synergistically integrates reinforcement learning (RL) and cross ...