The electric eel's powerful ability to deliver deadly shocks — up to 600 volts — makes it the most famous electric fish, but hundreds of other species produce weaker electric fields. Now, a new genetic study of electric fish has revealed the surprising way they got electrified.
Think about people dying from drinking too much, and you probably think of the classic disease of alcoholics, cirrhosis of the liver. Or perhaps an alcohol-fueled car crash. But there are many more ways to kill yourself with alcohol, unfortunately, and they account for 1 in 10 deaths in working-age adults, according to a study by the Centers for Disease Control and Prevention.
The people of Pakistan are all too familiar with the tidal waves of humanity that can roll across the landscape with the outbreak of war.
Living in their midst are some 1.6 million Afghan refugees who, over the last 35 years, moved eastward to escape the violence that periodically engulfs their own unstable country.
Now Pakistan is soaking up another human tsunami, this time from the North Waziristan tribal area, an oblong of land slightly larger than Rhode Island, set amid the forests and mountains along its turbulent north-west frontier.