Learn about one of nature's coolest animals of all time on this Moment of Science: "Nature's Helicopter".
It turns out that hummingbirds make shopping decisions as irrational as those of many humans. Learn more on this Moment of Science.
Since botulism bacteria cannot survive in oxygen, they form spores that lie dormant until they’re in an oxygen-free environment. For example, the oxygen-free insides of canned goods are prime breeding grounds for botulism.