A scientist looked at how the chemical oxybenzone affects coral. He says it does three things: It causes their exoskeletons to turn white, and it damages the adult coral’s DNA, or genetic structure. The genetic damage also hurts the coral at the larvae stage, when it is very young.
Danish researchers examining human teeth fossils have discovered evidence of the plague from 4,800 years ago. In the middle 1300s the disease killed 50 to 60 percent of Europe’s population. But the bacterium was not nearly as aggressive in its earlier form says the study leader.
First lady Michelle Obama launched a media campaign in October to support young people who want to go to college. A social media website called Better Make Room is at the center of this campaign. This website helps share information and stories between students applying to college.
China is looking to stop low-cost vacation tours that force tourists into costly stores. The tourists buy the tours at reduced prices, but then they are expected to make costly purchases at stores while on the trip. Sometimes, these agreements lead to conflict between tour guides and tourists.
Doctors who practice in international organizations must learn to use English to communicate with patients and co-workers. At the Enrique Cabrera Medical School in Havana, Cuba, the English program helps medical students prepare to work in English-speaking countries.
What does the average 15-year-old do with her free time? Most teenagers are hanging out with friends, talking on their smart phones or playing games on their computer. But Swetha Prabakaran is different. She enjoys spending her time making the use of technology easier for all.
Professor Angus Deaton of Princeton University in New Jersey is praised for work that used detailed information about real people, not theoretical ideas. Subjects of his research have included happiness, well-being and aging. The Nobel award is worth almost one million dollars.