Helen Fredell

34 Flips | 7 Magazines | 9 Likes | @HelenFredell | Keep up with Helen Fredell 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 “Helen Fredell”

These NASA inventions are saving thousands of lives on Earth

When most people think of NASA, they think of astronauts, space shuttles and men on the moon. What’s less well known is that in making space travel possible, the US space agency has created new technology that’s saving lives all over the planet.<p>NASA’s Technology Transfer Program makes the …

Inventions

Skedaddle Is Using On-Demand Charter Busses To Fix Long-Distance Travel

While Uber and Lyft now have a glorified monopoly on intracity transportation, there is still a need for a safe, reliable transportation option that can disrupt longer distance trip providers like Greyhound and Amtrak.<p>That’s where Skedaddle comes in. While only founded a few months ago, the …

Transportation

Spain is threatening to cut off its richest economic region

The all-too predictable reaction of Madrid's central government has been to raise the stakes to lofty new heights by threatening to cut off the financial supply lines between Madrid and Catalonia. As El Mundo reports , Spanish Premier Mariano Rajoy has threatened to centralize all financial …

Europe

Pull Quote

Weird & Wild<p>The moon jellyfish has a leg up on Humpty Dumpty—if it loses an arm, the ocean dweller can repair itself in a newly discovered process.<p>In the spring of 2013, biologist Michael Abrams had cut two arms off a young jellyfish when he witnessed something he'd never seen before.<p>"He started …

9 Picture-Perfect Gardens Around the World

1 of 9<p>Desert Botanical Garden, Phoenix, Arizona<p>Advertisement<p>2 of 9<p>Keukenhof, Lisse, The Neterlands<p>3 of 9<p>The Garden of Cosmic Speculation, Portrack …

Scientists are closing in on the ultimate secrets of plant photosynthesis

Scientists have long understood how photosynthesis works – but only up to a point. The very fine details are hard to discern. Everything takes place at the molecular and even the atomic scale, involving proteins that are hard to see, and the coming and going of photons and electrons. Photosynthesis …

The buffalo fly trap: clean, green and pesticide-free

Sometimes the best ideas seem so simple.<p>Related Stories<p>Celebrating 50 years of ABC Science, Science Online, 01 Sep 2014<br>• The great redback invasion of …

The Crazy Chemistry Of Insects

There are an estimated 10 quintillion insects on the planet right now. If that fact doesn’t get you itchy and reaching for the bug spray, check out …

Research Paper: "Common Design Principles" Explain Patterns of Retinal Cells in Insects

A new article in the journal <i>Trends in Genetics</i> bears an intriguing title: “The evolutionary diversity of insect retinal mosaics: common design …

Biology

Earth - What makes mosquitoes so deadly?

Malaria kills hundreds of thousands of people every year and is a disease caused by parasitic microoorganisms, which mosquitoes unwittingly pass from one human to another as they move from one meal to the next.<p>Feasting on blood is vital for the females of most mosquito species, as they need the …

Root cause: making crop plants better at sourcing water and nutrients

Increasing a plant’s ability to locate and absorb water and nutrients through its roots could potentially lead to bigger and better crop yields. That is the theory underlying an EU-supported research project at the University of Nottingham in England.<p>Researchers there have been growing wheat and …

Rehabilitation plant unmasked as common saltbush

Scientists investigating the genetic status of the land rehabilitation and fodder plant eyres green saltbush (<i>Chenopodioideae</i>) have revealed that it …

A Glowing Plant: The First Fruit of 'Digitized' Genetic Engineering

Image via Glowing Plant<p><i>By Antony Evans</i><p>Synthetic biology is entering an exciting new phase. An ecosystem of companies is now developing services to enable faster, cheaper, and better genetic engineering. They are, in effect, "digitizing" genetic engineering through relatively inexpensive cloud-based …

Nw role for zebrafish: Larger scale gene function studies

Scientists are using a fairly new gene-editing technology known as CRISPR/Cas9 to target specific DNA sequences in zebrafish. This technique could …

DNA breakage underlies both learning, age-related damage

The process that allows our brains to learn and generate new memories also leads to degeneration as we age, according to a new study by researchers …

Lucky you! Accidents of evolution that made us human

Compared with chimps, humans have evolved weak jaw muscles and jaw bones – possibly because social organisation reduced the need to bite as a form of …

Origin-of-Life Story May Have Found Its Missing Link

How did life on Earth begin? It's been one of modern biology's greatest mysteries: How did the chemical soup that existed on the early Earth lead to …

Poor Lifestyle Choices Can Be Passed Onto Future Generations Through DNA

Well, that’s unfortunate.<p>New research has shown for the first time that traces of our poor lifestyles, environmental stressors and trauma can be …

The microscopic magic of plankton

In the astonishing world of plankton, bright pink, micron-sized dinoflagellates looking like spaceships glide slowly over the surface of the sea; beautiful, flute-like tintinnids exchange genes temporarily with each other; and slender chaetognatha, or arrow worms, bristle with hairs and become …

A Better Way for California to Water Its Farms

California's Central Valley farmers have a problem. Agriculture accounts for about 80 percent of the state's water consumption, and in the midst of a …

Blue Shield faces more heat over nonprofit status, $1.2-billion deal

Health insurance giant Blue Shield of California is facing more questions over its loss of tax-exempt status as it tries to win state approval of a $1.2-billion acquisition.<p>A former Blue Shield executive is accusing the San Francisco insurer of giving contradictory answers to state officials about …

Drought hastens decline of the Joshua tree, California's desert symbol

Under canopies of dead angular branches and drooping fronds, UC Riverside ecologist Cameron Barrows made his way across a forest of skeletal Joshua trees that have not reproduced in decades.<p>As Barrows explained, it's a tough time to be a Joshua tree. Climate change is taking an enormous toll, and …

Los Angeles

Which crops produce most ‘pop per drop’ of water?

With California stuck in a historic drought, there’s no shortage of blaming and shaming on who’s using how much water.<p>Homeowners wag their fingers at …

A Brewing Problem

What's the healthiest way to keep everyone caffeinated?<p>“I don't have one. They're kind of expensive to use,” John Sylvan told me frankly, of Keurig K-Cups, the single-serve brewing pods that have fundamentally changed the coffee experience in recent years. “Plus it’s not like drip coffee is tough …