Asian hornet invading a honeybee hive. By 2021, Michel Costa had become a frustrated veteran of an obscure yet devastating war in Europe. The enemy: invasive Asian hornets, which had been massacring ...

On the hills above Cornol in the canton of Jura in Switzerland, scientists are testing unusual new defenses in the fight against the invasive Asian hornet (Vespa velutina): electric harps and hive ...

So that year, when Costa, a retiree and avid beekeeper, discovered a new weapon with the potential to change the course of the entire war, he was intrigued. Several companies had begun selling ...