When honeybees and scorpions sting, it is usually an act of defense — a painful one at that, thanks to the venom injected through the stingers. Scientists, however, may have found a way to co-opt those venoms as a means of defense for humans against cancerous tumors.
Although snake bites are rarely fatal in the United States, every year about 100,000 people die worldwide after being bitten by venomous snakes. A California doctor has developed a nasal spray treatment that may be able to help some snake bite victims halt paralysis before they reach a hospital. Special correspondent Spencer Michels has the story. Continue reading
With its webbed feet, fur-covered body and venom-shooting spurs, the platypus is famously one of nature’s strangest-looking animals — a motley combination of bird, mammal and reptile. Continue reading