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Bizarre blob-like animal may hint at origins of neuronsPlacozoans, animals so simple they look like blobby pancakes, have been found to contain cells that may hold the ancestors of modern neurons.
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Does caffeine help or cause headaches?Caffeine's influence over headaches is complicated.
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Scientists may have found the missing link between heart disease and sleep problemsA new study suggests sleep problems often experienced by people with heart disease may be caused by damage to a group of nerves that regulate both the heart and the brain.
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Alien-like comb jellies have a nervous system like nothing ever seen beforeStrange sea creatures called ctenophores have a fused nerve net where scientists expected to see synapses. Did they evolve their nervous system separately from other animals?
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The nervous system: Facts, function and diseasesReference The network of nerves is the body's electrical wiring.
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Brain cells gone haywire during sleep may lead to chronic pain, mouse study suggestsA mouse study hints at why chronic pain and poor sleep are linked.
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Gut-brain axis: How it works and its link to mental healthReference The gut-brain axis refers to the connection between the gut and the brain.
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Why are paper cuts so painful?Our anatomy and the nature of paper make paper cuts super painful.
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Why does stubbing your toe hurt so much?Here's the science behind why stubbing your toe is oddly excruciating.
