Category: human

Human kidneys can only make urine that is less salty than salt…

Human kidneys can only make urine that is less salty than salt water. Therefore, to get rid of all the excess salt taken in by drinking seawater, you have to urinate more water than you drank. Eventually, you die of dehydration even as you become thirstier.

Human saliva contains a painkiller called Opiorphin that is…

Human saliva contains a painkiller called Opiorphin that is about six times more powerful than morphine. Saliva from humans has yielded a natural painkiller up to six times more powerful than morphine, researchers say. 

Human saliva contains a painkiller called Opiorphin that is…

Human saliva contains a painkiller called Opiorphin that is about six times more powerful than morphine. Saliva from humans has yielded a natural painkiller up to six times more powerful than morphine, researchers say. 

A Yale study suggests that sad, lonely introverts are natural…

A Yale study suggests that sad, lonely introverts are natural born social psychologists. It found that introverts who are prone to melancholy are exceptionally good at accurately assessing truths about human social behavior, without formal training or tools.

An elephant learned from its mates about a sanctuary, and when…

An elephant learned from its mates about a sanctuary, and when poachers injured him, he used this second-hand knowledge to seek help from humans in the sanctuary.

Photo : The David Sheldrick Wildlife Trust / Facebook

A 3M adhesive tape plant accidentally created a force field of…

A 3M adhesive tape plant accidentally created a force field of static electricity that was strong enough to prevent humans from passing through. A person near this “wall” was unable to turn, and so had to walk backwards to retreat from it.

Photo : Journal Express

Big dogs are more well-behaved pets. Studies show bigger dogs…

Big dogs are more well-behaved pets. Studies show bigger dogs usually have better behavior than small dogs, but it’s not because they’re inherently better animals; it’s because of humans. We tend to put less effort into the discipline of little dogs because we assume they can’t do as much damage- so larger dogs typically end up having better training.

Bots are more active on the internet than people. Only 48.2% of…

Bots are more active on the internet than people. Only 48.2% of internet traffic is human, and bad bots outnumber good bots.

For every human killed by a shark, there are approximately 2…

For every human killed by a shark, there are approximately 2 million sharks that are killed by humans.

Photo : Pterantula / wikipedia

Studies show that cats understand human commands but don’t…

Studies show that cats understand human commands but don’t care to follow them.