Turning walks into watts

The average human being generates about eight watts of energy with each step, most of which is expended as vibration. It may not sound like much, but take the 30,000 or more people who pass through a major-city subway hub at rush hour, and suddenly you’ve got serious power. That’s usually a problem for architects and engineers, who have to […]

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Gadgets causing depression

Spending evenings in front of a glowing computer, TV, or cellphone screen can put you at risk of depression, Science News reports. Nighttime exposure to light from gadgets has already been shown to contribute to insomnia, cancer, obesity, and diabetes. Now, a new study shows that screen glow can cause mood-related changes in the brain. For weeks, researchers exposed hamsters […]

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A mind-control parasite

A parasite lurking in your cat’s litter box could make you suicidal. A study of 46,000 Danish women found that those who were infected with Toxoplasma gondii, a common parasite that lives in the guts of cats and is transmitted through their feces, were 1.5 times more likely to kill themselves than those who weren’t infected and the more T. […]

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Teen Kills Family After Playing Violent Video Games

A New Mexico teenager is expected to face murder charges after allegedly gunning down five family members with his parents’ rifles. Nehemiah Griego, 15, is accused of using a .22 caliber rifle to shoot his mother while she slept and then kill his siblings—ages 9, 5, and 2—when they awoke. He then allegedly grabbed an assault rifle and waited downstairs […]

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