World's First Living Robots Can Now Reproduce, Scientists Say
CNN
The human immune system is the most complex biological system we know, after the human brain. What happens when your body is invaded and your first lines of defenses are engaged in a fight for life and death?
Ahana Fernandez trekked through the rainforests of Central America, ears tuned for high-pitched, repetitive chirping and squeaking from greater sac-winged bat pups. Their babbling may shed light on why human babies babble and the origins of speech.
The story we're usually taught is ... gasp ... biased. Here's what really happens.
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