The dormant viruses in all of us may help explain long COVID
Virtually every human on Earth has a slew of different types of dormant viruses in our bodies. They are remnants of past infections and are—generally—harmless. Unless they wake up, which can be triggered by extreme stress or something that severely compromises the immune system. ...Afficher plus
Can planting more trees make allergies worse?
Trees provide shade and clean air in congested cities, so planting more of them seems like a straightforward solution. But trees also produce a natural pollutant— pollen. In this episode, producer Juan Diego Ramirez reports on the link between growing urban canopies and allergy e ...Afficher plus
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A Honeybee Swarm Has as Much Electric Charge as a Thundercloud
Hunting for wild honey is an old tradition in rural Nepal, and extremely dangerous too, as the bees make their combs on sheer cliff-faces. Villagers descend rope ladders suspended over the void to harvest the honeycomb. And this year the action was filmed by BBC India journalists ...Afficher plus