Scientists have proven what pet owners already knew - cuddling with your dog or cat is good for you – and for your pet. In this hour of To the Best of Our Knowledge, keeping animals well, and how they return the favor. From gorilla conservation and eco-tourism to the dilemmas posed...Read more



Scientists are launching one of the most audacious projects ever conceived: a detailed map of the human brain, neuron by neron, synapse by synapse. For some scientists...