kendra rankin

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How neurons deploy poison to amputate or kill - Futurity

UNC-CHAPEL HILL (US) — Researchers have uncovered a few surprising details about how neurons fix …

Researchers build model of human colon and feed it to learn how disease spreads

A researcher at the University of California Riverside spent a year building a model of a human colon out of commonplace materials, then "fed" it with real food, to study how bacteria spreads from feces into the water supply. "I hadn't seen any research done that used a model colon to find out what …

Depressed people's body clocks 'out of sync' - Futurity

U. MICHIGAN (US) — A new brain study reveals that the circadian clocks of people …

Earth's Core Is Weaker Than We Thought

Like so many of our own! No judgments, Earth.<p>A new study in Nature Geoscience, from two Stanford researchers, indicates that our planet's super-dense, super strong core may not be as strong as we'd thought.<p>It's very difficult to replicate the kind of ultra-high-pressure environment of Earth's iron …

Scientists Create Bone Using Layered Clay

A common industrial material turns stem cells into bone cells, a discovery that could throw open the door to major tissue engineering breakthroughs.<p>Researchers at Brigham and Women's hospital have discovered that layered clay—that is, synthetic silicate nanoplatelets used in everything from glass …

Youngsters use dementia drugs to boost brain power, survey finds

Some young people in Britain have used drugs for dementia and other conditions to boost their mental performance, a major survey suggests.<p>Medicines …

Oldest cache of water on Earth may give clues to early life forms

Deep below the surface of a small town in Ontario, Canada, scientists have discovered the oldest cache of water yet known on Earth. The water was first noticed by gold miners who saw it seeping out of boreholes, before researchers decided to find out just how old it was. Now, geochemist Greg …

Why bullies succeed on the job - Futurity

U. BUFFALO (US) — Social skills may explain why bullies often achieve high levels of …

Updated: Italy reins in rogue stem-cell therapy

<i>Posted on behalf of Alison Abbott.</i><p>A controversial decree allowing severely ill patients to continue treatment with an unproven, and possibly unsafe, …

Giving White People The Illusion Of Darker Skin Makes Them Less Racist

A change of skin tone can bring a change of heart, apparently.<p>An optical illusion can change the implicit biases of Caucasian people against people with darker skin, according to a study published in the August 2013 edition of <i>Cognition</i>.<p>The research, a collaboration between Royal Holloway University …

Co-discoverer of ozone hole dies

<i>Posted on behalf of Charlotte Stoddart.</i><p>Joe Farman, one of three British scientists who discovered a ‘hole’ in the ozone layer, died on 11 May (see …

What Did I Do Last Summer? Oh, I Discovered How To Make Babies Without Sex. And You?

Ah, if only all summers could be like June, July and August 1740 — when three young guys (and a 6-year-old and a 3-year-old) did a science experiment that startled the world. In those days, you could do biology without a fancy diploma. More people could play.<p>That spring, the hot book — the one …

Challenge, don't worship, the chiefs and high priestesses of science

At the BSA Science Communication conference this week, I was invited to speak about science policy, under the title "All hail to the chief". Except, …

This Bacterium Can Do Division, Compute Logarithms And Take Square Roots

MIT researchers engineered bacterial cells to function as living calculators.<p>A group of engineers from MIT have created analog calculators out of living cells, according to a paper published online in <i>Nature</i> yesterday. By tweaking the genes of bacterial cells, the researchers were able to create …

Mild electric shocks to brain may help students solve maths problems

People who struggle with maths problems might fare better after a course of gentle electric shocks to the brain, scientists have …

Bionic Hands: Woman Gets New $200,000 Pair of Hands (+Video)

<b>Bionic hands: A woman in Columbus, Ohio lost both her hands and legs to flesh-eating bacteria during a zip line accident last summer.</b><p>But now Aimee …

Arctic oil boom sparks the next great political and environmental battle

Vast reserves of oil and gas already igniting conflicts<p>Things are heating up fast in the far north. The lands and sea of the Arctic — which have been ice-filled, inhospitable and treacherous for most of human history — are experiencing the effects of climate change more rapidly than anywhere else …

New Efforts to Overhaul Psychiatric Diagnoses Spurred by DSM Turmoil

Thousands of psychiatrists will descend on San Francisco this weekend for a meeting that will mark the release of the latest edition of the …

The Week In Numbers: Fire In Space, The First Cloned Human Embryo, And More

<b>1,350 light-years</b>: the distance to a "fiery ribbon" stretching across the Orion Nebula, captured recently by a submillimeter-wavelength camera inside Chile's Atacama Pathfinder Experiment telescope. The ribbon is actually a glow given off by cold interstellar dust at wavelengths too long for human …

Deep sea mining 'gold rush' moves closer

<b>The prospect of a deep sea "gold rush" opening a controversial new frontier for mining on the ocean floor has moved a step closer.</b><p>The United Nations has published its first plan for managing the extraction of so-called "nodules" - small mineral-rich rocks - from the seabed.<p>A technical study was …

Spacewatch: Solar maximum

There is no greater influence on the Earth and its space environment than that of our local star, the Sun. The level of solar activity, as indicated …

Noah's Ark and the Great Flood: Did it Really Happen?

<i>“In the six hundredth year of Noah’s life, in the second month, the seventeenth day of the month, the same day were all the fountains of the great</i> …

UK science is falling behind in the global race

When it comes to Olympic sport, the UK is a small nation making a big impact. Last year's games saw us finish third in the medals table, behind only …

Meet the Ice Age Giants - Telegraph

Ice Age

Storming sun sets the skies aglow

A slight solar storm ejected from a powerful sunspot sparked northern lights as far south as Colorado on Friday night — and there should be more to come.<p>The heightened aurora was sparked by a burst of electrically charged particles thrown off from an active spot on the sun known as Region 1748. …

on the horns of a mammoth dilemma

The first time I met palaeontologist Dan Fisher was in a hotel in the Arctic frontier town of Salekhard, in Siberia. I was there to film an …

Human cloning developments raise hopes for new treatments

Lorraine Barnes suffered a heart attack in 2005 and has lived with the consequences – extreme exhaustion and breathlessness – ever since. "I was …