Health

India's giggling guru says laugh yourself to good health

India's "guru of giggling" Madan Kataria, who has got thousands of people guffawing globally in pursuit of better health, has an unexpected confession—he hasn't got a very good sense of humour.

Medical research

Analyzing tumor cells in blood using nanomagnets

Siemens' researchers have been able to analyze blood cells by employing the same magnetic reading technology as is used for computer hard drives. They have developed a prototype for the magnetic flow cytometry of blood. Blood ...