charlotte marsh

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Modern Genes Reveal 100 Major Population Shifts In Human History

Wherever conquerors go, they leave a little bit of their genetics. Gene analyses of modern people are able to reveal those influences.<p><i>Spread of Mongol Empire. Astrokey44 on Wikimedia Commons, CC BY-SA 3.0</i><p>Violence and love, conquest and assimilation, they're all in your DNA. Literally. As human …

Genetics

Chew This: What Does Science Tell Us About Teething?

“Why wasn't some more humane and less grisly teething process naturally selected for our species a few million years ago?” a friend asked on an email list recently.<p>And he had a point: teething, from what I’ve heard, is the pits. Babies start cutting their first teeth around 6 months, and gain one …

Diamonds Are a Crystallographer's Best Friend

Popular Science Blogs<p>Boxplot<p>Exploring the world of science through graphic narrative. By Maki Naro<p>One way to study other planets is to recreate their conditions here on Earth. That's what crystallographer Helen Maynard-Casely does at the <b>WOMBAT High-Intensity Powder Diffractometer</b>, at the Bragg …

This Computer-Generated Swarm Is Mind-Melting

Replace a flock of birds with fireflies on a dark night, and this is about what you'd get.<p>Swarms--like a flock of birds, or a school of fish--are mathematically complicated, but computer scientists are getting better at modeling, and learning from, them. Using code that simulates birds in …

Birds

Engineering The Ideal Olympian: A Chat With Katie Uhlaender

The athlete opens up about sliding downhill at speeds of 80 mph, weightlifting and more.<p>Katie Uhlaender’s career in skeleton has featured some notable highs, such as winning the World Cup two seasons in a row. She hopes to add an Olympic medal at Sochi, where as part of the U.S. skeleton team, …

Warming Arctic May Be Causing Jet Stream To Lose Its Way

Mark Twain once said: "If you don't like the weather in New England now, just wait a few minutes."<p>He was making an unknowing reference to the jet stream, which drives the weather over North America and Europe like a high-altitude conveyor belt. But increasingly, the jet stream is taking a more …

Van Cleef & Arpels' Midnight Planétarium Poetic Complication

A highlight of the annual Salon International de la Haute Horlogerie (SIHH), held every January in Geneva, is seeing the various brands compete against each other in the very technical and artistic ends of the market with creations that have never been seen before—often with prices that are equally …

Jewelry

Why Can't I Look Away From This Lava Destroying A Coke Can?

Maybe, just maybe, the can isn't consumed by lava the 40th time I play the video. Then I'd look like a real idiot, if I missed that.<p>In the video here, you will see, as promised, a can of Coca-Cola devoured by lava. There are two cans, even. I am hypnotized by this. Is it the juxtaposition of the …

This Frog Just Wants Love. Instead He Gets The Kiss of Death From A Bat

Poor tiny túngara frog just wants to find a lover. Sitting in the prettiest pond-shallow he can find, he whines and chucks repeatedly, inflating his vocal sac into a painful-looking, swollen balloon. With each tun-gara sound, his balloon swells into the water, producing ripples that spread away …

7 Scientific Facts That Would Impress Sheldon Cooper

Be a cool science geek. Learning these seven facts will make you sound really knowledgeable.<p>Epoch Times has picked some of the most interesting …

The Big Bang Theory

Sloth Fur Might Yield New Drugs

Microbes living in the beasts' coats could be deadly to malaria and cancer cells.<p>Sloths are cute. Take this video of baby sloths being washed:<p>Until today, this video might represent sheer joy. But a new study causes a different reaction: NOOOO! DON'T KILL THE FUR FUNGI!!!<p>New research, you see, has …

Microbiology

Ceres, the largest asteroid in the solar system, lets off steam

Astronomers have spotted jets of steam coming from opposite sides of the largest asteroid in the solar system. The twin plumes of water vapour erupting from the space rock were noticed during a series of observations with the Herschel Space Telescope between October 2012 and March last …

Sight and sound are out of sync in kids with autism - Futurity

Children with autism spectrum disorders have trouble processing information from their eyes and their ears simultaneously, which can affect social …

Autism

21 Animals Preparing For The Winter Olympics

They're gonna take all the gold metals your heart can give.

Winter Olympics

This Little Pig Will Restore Your Faith In Bathtime

HE'S SO HAPPY TO BE CLEAN.

Cats And Dogs Have Hilariously Different Parenting Styles

Dogs are like, "You can do it!" Cats are like, "Ain't nobody got time for that."

Pets

These Snow Monkeys Keeping Warm In A Hot Spring Are Very Happy With Life

They gathered and groomed each other in the spring in Yamanouchi town, central Japan.

Japan

If These Red Pandas Can Enjoy The Snow Then You Should, Too

LOOK AT THEM FROLIC RIGHT IN FRONT OF YOUR FACE. All photos, and adorable red pandas, courtesy of the wonderful Cincinnati Zoo.

Giant Pandas

Didga the Cat Pulls Off Some Sick Tricks While Riding on a Remote-Controlled Skateboard

Didga the cat pulls off some sick tricks while riding around the streets Coolangatta, Australia on “Ollie”, a remote-controlled skateboard.<p>The Action …

Spectacular Bioluminescent Beaches Look Like Starry Skies

Taiwanese photographer Will Ho (aka hala065) captures stunning images of bioluminescence at the Dusit Thani Maldives in Mudhdhoo that transforms the beaches into a magical, glowing coastline. The blue speckled sands provide a beautifully surreal accent to the landscape at night as the waves crash …

Beaches

Incredible Frozen Bubbles Sprout Beautiful Feather Crystals

Redditor Codedheart decided to share some truly beautiful photos a friend took of frozen bubbles up-close, revealing the crystalized formation of ice that looks like feathers. We've seen some wondrous photos of soap bubbles that have turned to orbs of ice in frigid temperatures just a few weeks …

Reddit

Massive Polar Bears Enjoy a Magnificent Glowing Sunset

Many photographers have set out to document polar bears within their natural, snowy surroundings. Whether the animals are playfully rolling around in the snow or going for a quick swim, more often than not, they are surrounded by a stark white, wintry backdrop. However, in Alaska's Arctic National …

Arctic National Wildlife Refuge

Ordinary Objects Cleverly Interact With Simple Line Drawings

The world is filled with possibilities according to clever Ecuador-based artist Javier Perez. From the graphic designer's perspective, any little object can be redefined to communicate a whimsical idea that will make just about anybody smile.<p>Perez first began his <i>Instagram Experiments</i> last fall with …

InterAct

Ordinary Objects Are Actually Single Woodblock Sculptures

Sculptor Randall Rosenthal specializes in turning single blocks of wood into intricately detailed sculptures of ordinary objects. Each piece is carefully and painstakingly whittled down from a solitary woodblock and meticulously painted to give the illusion of anything from a cardboard box full of …

Art

Soaring Above the World from a Bird's Perspective

<i>Proud Wanderer</i> is a creative series by nature and animal photographer Howard Lau, aka HOWLD, that captures the exquisite motion of birds in mid-flight. In the series, Lau creates sensations that viewers are soaring high up in the sky alongside each bird. He provides us with a rare opportunity to …

Nature

Happy Friday! Here Are Some Tiny, Tiny Polar Bears

Grains Of Sand Magnified x300 Reveal Dazzling Images

A grain of sand is so small and finite that our eyes are unable to render any significant detail.<p>It often just looks like a shiny or dark grain of …

This Blind Pug Is Pretty Much The Cutest Service Dog Ever

When people hear "service dog," they usually think of guide dogs for the blind, but Xander here is blind himself. Even so, he's one heck of a service …

Curious Wanderings of Batman in the American Southwest

In this delightful series of black and white photographs by French artist Rmi Nol, Batman is imagined in a number of tongue-in-cheek scenarios. These photos are almost like a glimpse into the life of a retired Batman living out the rest of his days in the desert landscapes of the Southwest.<p>Whether …

Batman