Epidemiologists are braced for the big one: the strain of flu that rivals the pandemic of 1918-1919, which killed at least 20 million people worldwide. In recent years, we have experienced scares with a host of new influenza viruses:...
West Nile Virus—Mad Cow Disease—HIV/AIDS—Hantavirus—Lyme Disease ... and a new strain of Salmonella. Such modern epidemics have emerged over the past few decades as mysterious, yet significant risks to human health. These "plagues" are...
Will the 'Alala ever return to the wild? A bird sacred to Hawaiians and a member of the raven family, the 'Alala today survives only in captivity. How the species once flourished, how it has been driven to near-extinction, and how...