Big news — I’m proud to announce that the Second Edition of my book VHF, Summits, and More is now available. I’ve received tons of positive feedback on the first edition, published in 2019, and I decided it was time for an update. This new version is printed in color, which greatly enhances the photos and graphics. This book is Continue reading Second Edition of VHF, Summits, and More→

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The SOTA Management Team launched a special challenge for 2026: a distance-based scoring challenge using CW and SSB on the 2m and 70cm bands. The announcement is here on the SOTA reflector. The basic idea is to encourage SOTA contacts using CW or SSB on these two bands. Because the scoring is based on distance, you need to enter the Continue reading SOTA Challenge: CW/SSB on 2m & 70cm→

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Des scientifiques américains explorent une approche novatrice pour maintenir une flore buccale saine : perturber les systèmes de communication entre bactéries. Plutôt que d’éliminer indistinctement tous les micro-organismes présents dans la bouche, leur stratégie vise à favoriser les espèces bénéfiques au détriment de celles responsables des pathologies dentaires. L’équipe de l’université du Minnesota a analysé ... Lire plus

L'article Interrompre les échanges microbiens pourrait révolutionner la prévention des caries dentaires est apparu en premier sur Fredzone.