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Antibiotic Misuse A Serious Concern Say Experts

A new study shows that more than half the patients in the United States are taking bacteria-destroying antibiotics for colds, flu and bronchitis, all caused by viruses. This is very worrying says Dr. Jim Wilde, pediatric emergency medicine and infectious disease physician at the Medical College of Georgia. “For uncomplicated colds, zero are necessary; bronchitis, […]

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Asteroid Threat Overstated

Researchers from Imperial College London and the Russian Academy of Sciences have built a computer simulation that predicts whether asteroids with a diameter up to one kilometre (km) will explode in the atmosphere or hit the surface. The results, reported in Nature, indicate that asteroids with a diameter greater than 200 metres (the length of […]

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