Is a vaccine injecting a virus

Does vaccination mean injecting the virus into yourself? After all, it doesn’t necessarily cause illness. Even if someone becomes infected and later recovers, wouldn’t they also develop antibodies?





Why Rainforest Creatures Grow Giant

Stepping into the tropical rainforest, people are often astonished by the sheer size of its creatures: beetles as thick as a thumb, butterflies with wings as wide as a hand, and even frogs and ants


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