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This is the show where we bring science.

What that essentially means is discovery is

advances, research, technology, unbelievable.

Without further ado, this is the naked scientist.

Hello and welcome to the naked scientists,

the show where we bring you the latest breakthroughs in science technology and medicine with me James Titco.

Coming up today, scientists think they've revealed what makes Ketamine an effective antidepressant,

the astonishing navigational capabilities of bees, and a brief

guide to aliens with astronomer Adam Frank.

From Cambridge University's Institute of Continuing Education, this is the Naked Scientists. First this week for some of those with severe depression if traditional

antidepressants have proven ineffective they may have been prescribed the powerful anesthetic

ketamine, which has proven very effective in alleviating depressive symptoms in some people.

But the exact reason as to why and what areas of the brain that Ketmin

actually influences has remained something of a mystery. Now however, a study from

Jejang University School of Medicine in China points strongly towards a part of the brain called the lateral herbendula, responsible for emotional processing and reward function. If what they say is true, the finding could lead to the

introduction of ketamine as a mainstream treatment for depression. I've been speaking to

David Nutt of Imperial College London and formerly the UK's

government drugs are about the paper's findings.

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