Hussein cheayto

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Emissions-Free Cars Begin to Rev for the Road

A University of Delaware research team is considering the important question of what it will take to create an affordable emissions-free car.<p>The …


What Happens to a Woman's Brain When She Becomes a Mother

From joy and attachment to anxiety and protectiveness, mothering behavior begins with biochemical reactions.<p>The artist Sarah Walker once told me that becoming a mother is like discovering the existence of a strange new room in the house where you already live. I always liked Walker's description …


The evolution of the human eye - Joshua Harvey

A pic with a message:

This Chart Shows The Staggering Hourly Cost Of Operating US Military Aircraft

The US military is set replace many of its aircraft with planes that cost substantially more to operate by the hour.<p>James Fallows, a national correspondent for The Atlantic, noted in a recent cover story for the magazine that costly military projects of questionable worth are becoming increasingly …

In Norway, A New Model For Zero-Energy Housing

Snohetta’s carbon-neutral model home looks like it’s been tipped up for a quick vacuum underneath. Could it be replicated elsewhere?<p>The building industry is one of the world’s biggest polluters. About half of the U.K.’s carbon dioxide emissions come from the construction and operation of buildings; …

Obama’s Pot Policy Is Refer Madness

C’mon, Barack. Do you seriously think marijuana is as dangerous as heroin? Then why are you afraid to do something about it?<p>By far the most …

8 Weird Things You Never Knew About Your Eyebrows

Find out why they're on your face in the first place—and more<p><i>By Natasha Burton for Daily Makeover</i><p>Many of us spend a lot of time (and money!) maintaining our eyebrows, from waxing to plucking to threading to filling them in. Most people, however, don’t know just why we have these arched patches of …


The Science That Makes Car Engines Sound So Different

The physics of engine notes, explained.<p><b>What separates a Porsche flat-six from a Toyota Avalon V-6</b>—aside from the bank angle, the power output, the engine location, and your interest in owning one? At full throttle, the Porsche belts out an aggressive mechanical rasp while the Avalon mutters a …


Why Aren't You Supposed to Wake a Sleepwalker?

Reader Gabrielle wrote in to ask: “Why can't we wake a sleepwalker? Is it a can't do, or a shouldn't do?”<p>Despite urban legends claiming that waking a …

Why You Do Your Best Thinking In The Shower: Creativity & the “Incubation Period”

“The great Tao fades away.”<p>So begins one translation of the <i>Tao Te Ching</i>’s 18th Chapter. The sentence captures the frustration that comes with a lost …

Porsche 911 Engine Production

CarStuff: Dream Cars | Why don't cars use jet engines?

The Electron Microscope: Where did it come from? | Stuff of Genius

Mozart Wrote Dirty Songs, Too

People love to complain about today’s music. All the lyrics are too bland, repetitive, and racy. So thank goodness we have a canon of treasured …

Bachelorette Party

How to Build a FPV Racing Quadcopter!


10 Scientific Benefits of Being a Dog Owner

The bickering between cat people and dog people is ongoing and vicious, but in the end, we're all better off for loving a pet. But if anyone tries to …


Do you know:

Aerial photo of an epic battle between hippos & crocodiles

Thought of the day:

Glass eels.

We found them in real:

There is a place in Austria that is a dry park in the Winter, and a 10m deep lake in the summer.

She is real:


10 Things No One Ever Tells You About Shampoo

This stuff should really be on the bottle.<p><i>By Molly Carroll for Beauty High</i><p>There are plenty of myths and theories about lathering up your locks—but now it's time to set the record straight. These ten little-known facts about shampooing will leave your hair bouncier and softer than ever before.<p><b>1.</b> …

This child was a hero: