Health/Science Spotlight
Tornado's tale: from geography to 'bad luck'
Photo: N/A, License: N/A WASHINGTON - Wind, humidity and rainfall combined precisely to create the massive killer tornado in Moore, Okla. And when they did, the awesome amount of energy released over that city dwarfed the power of the atomic bomb that leveled Hiroshima. On Tuesd (read more)
Painkillers can worsen headaches
Q: I've had a headache every day for six months, despite taking painkillers every day. What could be causing the headaches? And what can I do to stop them? A: At the risk of sounding like I'm fear-mongering, I'm concerned about your symptoms. That's beca (read more)

Science
Space