Irene Estafia Sumaylo

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Gut feelings: the future of psychiatry may be inside your stomach

Her parents were running out of hope. Their teenage daughter, Mary, had been diagnosed with a severe case of obsessive–compulsive disorder (OCD), as well as ADHD. They had dragged her to clinics around the country in an effort to thwart the scary, intrusive thoughts and the repetitive behaviors …

Do you have a favourite number?

Yahoo CEO Marissa Mayer admits to a love of even numbers – and research shows she's not alone<p>Do you have a preference for odd or even numbers? Marissa Mayer, the CEO of Yahoo, does: "I really like even numbers, and I like heavily divisible numbers," she says in the latest Vogue. "Twelve is my lucky …