Todd Fichtel

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Sleep cycles: Why do some people stay up late and others get up early?

<i>This question originally appeared on Quora.</i><p><b>Answer by Suzanne Sadedin, Ph.D. in zoology from Monash University:</b><p>Advertisement<p>Your sleep cycle is …

Know the brain, and its axons, by the clothes they wear

(Medical Xpress)—It is widely know that the grey matter of the brain is grey because it is dense with cell bodies and capillaries. The white matter …

A Homemade Crossbow Designed To Impale A Car Door [Video]

Watch out, Katniss<p>English philosopher Thomas Hobbes believed that men living in anarchy would lead “solitary, poor, nasty, brutish, and short” lives. So as much as I’d enjoy rebuilding civilization from piles of trash after an apocalypse, I’d first worry about a way to send petrol-marauding punk …

How to make graphene in a kitchen blender

Don’t try this at home. No really, don’t: it almost certainly won’t work and you won’t be able to use your kitchen blender for food afterwards. But …

When Predators Bite Off More Than They Can Chew

Featuring a snake whose centipede dinner tried to claw out of its body and other… interesting examples<p>We were entranced recently by a report of a young snake that tried to eat an old centipede. It seems the snake managed to swallow the centipede live, but then the centipede fought back, attempting …

Pee a Rainbow: Scientist Snaps Shot of Colorful Urine

From red to blue to violet, all the colors of the rainbow appear regularly in urine tests conducted at hospital labs.<p>The prismatic pee collection …

Toward a Pill That Helps Us Learn as Fast as Kids

Scientists are using mood drugs to return the adult's brain to an earlier stage of development. Here's why that won't be easy.<p>Shannon, a 14-year-old who lives in Massachusetts, has amblyopia, a condition sometimes referred to as “lazy eye.”<p>You can’t tell by looking at her, though. Unlike some …