Japan sprays nitrogen into reactors to avoid explosion

Reading the latest developments of the crippled Fukushima Dai-Ichi nuclear power plant makes me feel like going back to my high school days. Why? Because I am overwhelmed with the parade of the chemical elements that the news say.

From hydrogen, to nitrogen, to silicon and zirconium. I feel like I am reviewing the Periodic Table in my Chemistry class. Not to mention iodine and cesium, which have become relatively common words since the troubled plant started leaking radioactive materials into the air, sea, and spreading into the food, milk and drinking water.

First US patient to receive stem cell treatment identified

In October last year, US scientists said they injected a drug derived from human embryonic stem cells into the spine of a patient who became partially paralyzed after he figured from a vehicular accident.

The treatment is the first of its kind that was performed in the country and the name of the patient was made a top secret.