GREAT MOMENTS IN SCIENCE: Some bacteria use microscopic super-high-tech gee-wizardry like propellers powered by tiny self assembling electric motors to swim in their environment, explains Dr Karl.
From the Blog
GREAT MOMENTS IN SCIENCE: The latest Wi-Fi application can identify different people by how they move. But will that make us the last generation to have ever known privacy? asks Dr Karl.
GREAT MOMENTS IN SCIENCE: Overwhelming evidence indicates that the world is getting hotter, so why all the talk about a global warming pause? The claim is based on cherry picking facts and mangling the data, says Dr Karl.