If you’re looking for hints and answers for Monday, October 20, 2025 with the theme “It’s in the mail,” read on.

Abstract: Multifactorial optimization (MFO) is a new paradigm proposed recently for evolutionary multi-tasking. In contrast to traditional evolutionary optimization approaches, which focus on solving ...

Abstract: We propose a MEO-LEO cooperation routing method (MLCR) for regional congestion in the LEO satellite optical network. Simulation results show that MLCR can result in less number of routing ...

A record number of pedestrians has been injured by cyclists, the latest official data show. Department for Transport (DfT) road casualty figures analysed by The Telegraph also reveal the highest-ever ...