Having enough blood is crucial for survival, but how many gallons do our bodies contain? And more importantly, how much blood can we lose without dying?
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Fish need oxygen just as much as we do, yet thrive underwater. But fish can still suffocate when submerged, but does this also mean they can drown?
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The warm waters of the Gulf of Mexico are home to countless living organisms. Here are some spectacular sea species that you may not know exist in the Gulf.
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Humans live long lives for land mammals, but tortoises can outdo us by decades. Yet some other animals, such as sponges and jellyfish, can live far, far longer.
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If you have ever wondered what it really means to have a Machiavellian personality or how to spot one, researchers have pinned down a few telltale signs.
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In the dark, strange depths of the Pacific Ocean, scientists have found life in yet another surprising place, thriving in the crust around hydrothermal vents.
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The brain governs much of what the body does, including the process of eating. Researchers have discovered this process occurs within our brains in four stages.
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Oxygen production on Earth has long been attributed to sunlight-driven photosynthesis. But in the dark ocean depths lies a potential source of "dark oxygen."
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After death, natural processes immediately begin to break down a body. But how long does a body take to decompose, and what are the stages?
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Snakes can be pretty scary, no matter how big or small they are, but when researchers found one longer than a bus, the news made some interesting waves.
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