Same-sex behavior seen in nearly all animals, review finds ... weather, temperature, or geographic features, but we can think of the social circumstances in a population of animals as a selective force ... said. Same-sex behavior radically changes those social circumstances, for example, by removing some individuals from the pool ...
Your MNT account status. Electronic Cigarettes Can Harm The Lungs, Says Study. Electronic cigarettes, seen by many as a healthy alternative to tobacco smoking, can be harmful to the lungs, scientists from the University of Athens, Greece, explained at the European Respiratory Society's Annual Congress 2012, Vienna, on Sunday 9 June 2012.
Regular cigarettes contain nearly 600 additives, 69 of which are carcinogenic. Unlike normal cigarettes which burn dried tobacco, e-cigarettes use a battery-powered device to heat a nicotine solution known as e-liquid. This produces an aerosol that can be inhaled (vaping). Higher end e-cigarettes allow the heat temperature to be adjusted, which can intensify the nicotine hit.