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100 Flips | 4 Magazines | 10 Likes | 1 Follower | @narwat | Keep up with narwat on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “narwat”

A Single Mutation Is Responsible for Gingers Burning in the Sun

Red hair signals something dangerously wrong inside your cells.<p>Summer’s coming — which means red heads everywhere are cringing at the prospect of …

Why Are the Vermilion Cliffs So Red?

If you've ever visited the Grand Canyon, Arizona's Vermillion Cliffs or the astonishingly rainbow-colored hills of China's Zhangye National Geopark, …

'Liquid Light' Can Bend Around Objects in a Frictionless Flow

For several centuries now, scientists have known that light behaves like a wave, expanding out from its source until absorbed or reflected by …

Thinking of the history of life on Earth in terms of "energy epochs"

Olivia P. Judson's paper in <i>Nature</i>, The energy expansions of evolution, presents a novel, beautifully written and presented frame for looking at the …

Tanning Is Actually the Sun Slaughtering Your DNA

Getting that sexy summer glow isn't so sexy from the perspective of DNA.<p>The sun is a mighty thing. It pumps out 389 million billion billion — not a …

Mutations

Ever wondered how your cells work? They’re like tiny factories.

Your body works thanks to cells — trillions of them — doing their jobs. Some make chemicals to fight infection. Others make tears to protect your eyes. Still others make proteins to help you grow.<p>You might ask how this happens. To understand, think of cells as microscopic factories.<p>Factories …

DNA

Evidence that we are in the Age of Man: Scientists catalog more human-made minerals

Scientists have discovered about 200 new mineral compounds, created accidentally as a result of human activity.<p>The new minerals were identified by research scientist Robert Hazen and a team from the Carnegie Institution for Science in Washington, DC. Their study is published in the journal American …

The Curious Case of the Caterpillar's Missing Microbes

Many animals, including humans, can’t live healthy lives without the microbes in their guts. These intestinal residents break down food and help to …

American trees are migrating west, and no one knows why

That's weird, because scientists have long predicted that the effects of climate change would send species towards the poles in search of familiar climates, but since 1980, more eastern trees have been moving west instead of north.<p>And at this stage, it's not entirely clear why.<p>And the fact that …

Disturbing ancient viruses and bacteria are emerging from the ice as the Earth warms

The great thing about climate change is that there’s always some new, horrifying consequence to worry about ― like ancient viruses and bacteria …

Only a superweapon can kill superbacteria, and humanity finally found it

In 1945, in New Mexico, the researchers of the Manhattan Project performed the first detonation of a nuclear weapon; it bathed the desert with light, …

The snowpack is still massive in May. Watch 5 years of Sierra snow from space

As of May 1, 2017, the central Sierra snowpack is 202 percent of normal. That’s a big difference from a few years ago – the snowpack was 2 percent of …

Weather

This is what Pangea would look like with our current international borders

240 million years ago, Earth did not have seven continents (or eight if you count Zealandia), but one supercontinent called Pangea, which was …

Fossil “Mummy” Shows Glimpse of Dinosaur Skin

Despite its nickname, the Museum’s famous dinosaur “mummy”—the duck-billed dinosaur <i>Edmontosaurus annectens</i> on display in the Hall of Ornithischian …

Dinosaurs

Let's Model Radioactive Decay to Show How Carbon Dating Works

Radioactive material gets a bad rap, what with radiation and fallout and nuclear waste and all. But it offers some practical uses. One of the coolest …

Chemistry

3D Printed Planets of the Solar System in a Bottle

In March we wrote about George Ioannidis of Little Planet Factory and his wonderful line of high resolution miniature planets, moons and solar …

Ask Ethan: What Was The Entropy Of The Universe At The Big Bang?

The second law of thermodynamics is one of those puzzling laws of nature that simply emerges from the fundamental rules. It says that entropy, a measure of disorder in the Universe, must always increase in any closed system. But how is it possible that our Universe today, which looks to be …

Dark Matter

Discovery of Giant Viruses Adds an Unexpected Twist to The Debate: Are Viruses Alive?

They're more zombie than life form.<p>What the hell is that? Scientists ask this question every day when trying to work out how different living things …

Why Is Hydrogen the Most Common Element in the Universe?

<i>This story was updated April 4 at 12:24 p.m. EDT.</i><p>Hydrogen is the most common element in the universe, but why is that?<p>To answer this question, "we …

Ask Ethan: What's The Difference Between A Fermion And A Boson?

There are only two types of fundamental particle known in the entire Universe: fermions and bosons. Every particle — in addition to the normal properties you know like mass and electric charge — has an intrinsic amount of angular momentum to it, colloquially known as spin. Particles with spins that …

Physics

Build-your-own robot can tackle biology and chemistry experiments - Scope

Building off-the-shelf Lego robots can teach kids important skills like mechanical engineering, computer programming and teamwork. Now, Stanford …

Finite Light — Why We Always Look Back In Time

Beads of rainwater on a poplar leaf act like lenses, focusing light and enlarging the leaf’s network of veins. Moving at 186,000 miles per second, …

Astronomy

The Best Science Documentaries on Netflix in April, Ranked

Knowledge is power and Netflix is our professor.<p>Sure, Netflix has a bevy of cheesy rom-coms, sexy capers, and superhero content. But Netflix can also …

These Workout Moves Are Like Espresso Shots for Your Metabolism

First, let's get a better understanding of what metabolism actually is. Put simply, it's the bodily process needed to maintain life, wherein the body …

Fitness

Life Recovered Faster Than We Thought From Earth's Worst Mass Extinction

Even the Great Dying couldn't hold life down.<p>Life appears to have recovered faster than we thought after the worst mass extinction event in our …

What Light Pollution Costs Us Every Night

Human vision is ill-adapted to true darkness, but our eyes can provide us with stellar views of the night sky.<p>Since the invention of artificial lighting, however, our views of those natural wonders have diminished precipitously.<p>A view of the Earth at night shows how brightly lit our planet is.<p>While …

Grand Canyon

Tree Rings Hide a 7,000-Year Old Solar Mystery

High on a mountain in California, nestled deep in a bristlecone pine forest, lies evidence of a long-gone cosmic event that occurred in the year 5480 …

Neutrons

Meet the Scientist Trying to Bring the Woolly Mammoth Back from the Dead

The Harvard geneticist started with a close relative, the Asian elephant, and is using a genetic engineering tool known as CRISPR in an effort to create a mammoth-like elephant capable of thriving in cold regions.<p>It’s not a vanity project. Church thinks reintroducing the mammoth-like animal into …

Woolly Mammoths

A Snow Moon, Lunar Eclipse and Comet Are Set to Appear on the Same Day

You won't want to miss this.<p>Stargazers are in for a treat later this week, as three celestial events are set to take place on the same day.<p>A full Snow Moon, a lunar eclipse and a passing comet should all be visible from Earth on the evening of Friday, February 10th. Here's what they are and when to …

Astronomy