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The strange case of the man with two hearts

When a man was fitted with a new heart, his mind changed in unusual ways. Why? The answer reveals a surprising truth about all our bodies, says David Robson.<p>Every second or so, Carlos would feel a small “bump” hitting his tummy. It was the beating of his “second heart”.<p>The small mechanical pump was …

University of California

15 Charts, Graphs, And Maps That Will Shape The Future Of Information

The latest, greatest data visualizations<p>We are awash with data, and it keeps piling up: Some analysts estimate the amount of digital information in the world now doubles every two years. The growing tidal wave will require automation—a shift some have called the Industrial Revolution of data—to …

Orion spacecraft's flawless test flight puts Mars exploration one step closer

White smoke rose in the air and green dye coloured the ocean to guide the USS Anchorage and smaller recovery vessels to the spot where Nasa’s Orion crew capsule splashed down to Earth after a flawless and awe-inspiring test flight on Friday.<p>Cameras mounted inside Orion caught the casual splendour …

Four Weird Ways Animals Sense the World

Weird & Wild<p>Creatures like crabs, butterflies, snakes, and octopuses sense the world in unusual ways.<p>When humans sniff in order to smell something, we draw a quick puff of air into our nostrils and over chemoreceptors in our nasal cavity. But octopuses, butterflies, and other animals don't have …

Harvard cracks DNA storage, crams 700 terabytes of data into a single gram

By on August 17, 2012 at 10:22 am<p>A bioengineer and geneticist at Harvard’s Wyss Institute have successfully stored 5.5 petabits of data — around 700 …

Replacing Glucose Tests With An Always-On Sensor–Hidden In Your Contacts

One day, contact lens-based glucose readers could do away with this inconvenience. The lens would monitor tears for sugars and interact with a …

New Microscope Makes Gorgeous 3-D Movies Of Living Cells

Biology is beautiful.<p>There's a new microscope in town and the images it produces are stunning. An international team of engineers and biologists is announcing it's made a microscope that's able to see phenomena such as single proteins diffusing through thickly-packed cells, and the movement of the …

Microscopy

FDA Cracks Down On Fake Ebola Cures Sold Online

Snake venom, vitamin C, Nano Silver and herbs have all been pitched online as a treatment or cure for Ebola. None has the backing of the FDA.<p>"Unfortunately during public health threats such as Ebola, fraudulent products that claim to prevent, treat, cure disease often appear on the market almost …

A New Microscope Can See Inside Moving Cells In Real Time, and There Are Videos

Erik Betzig just won a Nobel Prize for his new microscope—his follow up is even better.<p>Earlier this month, Virginia scientist Eric Betzig won a Nobel Prize for a new type of microscopy he developed. Today, he published a new paper that arguably blows that Nobel-winning research out of the water.<p>His …

World's Longest Snake Has Virgin Birth—First Recorded in Species

Weird & Wild<p>An 11-year-old reticulated python produced six babies without mating in 2012.<p>Virgin birth has been documented in the world's longest snake for the first time, a recent study says.<p>An 11-year-old reticulated python named Thelma produced six female offspring in June 2012 at the Louisville …

Mind-Controlled Drones Are Already A Reality

Daniel Pack, who manages the Unmanned Systems Laboratory at the University of Texas at San Antonio, told Business Insider that his goal is to be able to create entire groups of drones controlled with a simple thought.<p>Thanks to a $300,000 grant from the Office of the Secretary of Defense, professors …

Using Anthrax In The Fight Against Cancer

In the never ending search for cancer therapies, novel technologies are being explored, including the incorporation of the body’s own immune system. One particular area of interest has been the use of antibodies to target specific cancer-associated molecules and block their involvement in oncogenic …

Unproven Ebola cures, preventives proliferate

Amid alarm over the<p>Ebola virus, a flurry of pitches has sprung up for products that claim to prevent and treat the deadly infection. Online -- and increasingly on social media sites -- these products are being hawked by paid consultants, supplement gurus and "wellness advocates," whose claims range …

RCas9: A programmable RNA editing tool

A powerful scientific tool for editing the DNA instructions in a genome can now also be applied to RNA, the molecule that translates DNA's genetic …

Have a Beer, It's Good for Your Brain

A recent study out of Oregon State University found that a flavonoid in hops, which is used to make beer, increased intellectual function in mice.<p>We hate to admit it, but the frat bros across America may be on to something when it comes to binge drinking. Hops, an ingredient in beer, has been found …

Woman gives birth after womb transplant, in medical first

A woman in Sweden has given birth after receiving a womb transplant, the doctor who performed the pioneering procedure said on Friday.<p>The 36-year-old mother received a uterus from a close family friend last year. Her baby boy was born prematurely but healthy last month, and mother and child are now …

FDA Takes Action Against Companies Selling Fraudulent 'Ebola Cures'

Do they also have snake oil for sale?<p>As the Ebola outbreak continues to spread throughout West Africa, one thing is on everyone’s minds: finding a cure. But while many researchers are toiling away, trying to fulfill this desperate need, others are trying to capitalize on it. Various companies are …

2 Ways To Think About Nothing, One Mo' Time

<i>This being my last weekend with this blog, I wanted to repost a story I wrote a few years ago that has continued to intrigue me ...</i><p>I'm going to show you two kinds of nothing.<p>The first is a small patch of space, way, way out in the universe, remote from everything, with nothing in it, no stars, no …

How often do you need to see a dentist?

Is going to the dentist every six months really necessary for good oral health? Claudia Hammond investigates.<p>A lot of us think that we should visit the dentist every six months – even if it’s not what we do in practice. Whether those biannual check-ups are really necessary is, however, a matter of …

The Experts The Ebola Response May Need: Anthropologists

As the Ebola outbreak gains steam, experts continue to deploy to the region.<p>Teams from Doctors Without Borders, the World Health Organization, the U.S. military and others are in Sierra Leone, Guinea and Liberia assembling treatment centers and fighting the deadly virus.<p>There's one group of experts …

Sierra Nevada challenges NASA 'space taxi' contracts to Boeing, SpaceX | Reuters

WASHINGTON (Reuters) - Sierra Nevada Corp (SNC) said it had filed a legal challenge to NASA’s award of contracts totaling $6.8 billion to Boeing and SpaceX to build commercially owned and operated “space taxis” to fly astronauts to the International Space Station.<p>An interior view of Boeing's …

Bird Flu Strain Jumps From Animals To People For The First Time

H6N1 bird flu has been identified in a woman in Taiwan.<p>A common strain of bird flu that had previously only infected poultry has reached what's reported to be its first human patient, according to a study released in the <i>Lancet Respiratory Medicine</i> today.<p>Earlier this spring, the Taiwanese woman came …

Bird Flu

3-D Printing Cells For Drug Testing Could Keep Animals Out Of Harm’s Way

“The inherent problem with animal testing is that you’re trying to get a human response to a drug, but animals, of course, aren’t the same and give …

Study links DDT exposure to Alzheimer's disease

January 28, 2014 | 8:33 AM<p>Embed Code<iframe src="https://www.marketplace.org/2014/01/28/sustainability/study-links-ddt-exposure-alzheimers-disease/popout" frameborder="0" width="100%" height="240px"></iframe><p>Copy<br>• Close<p>Embed Code<iframe …

Author Of Milestone Stem Cell Research Says His Papers Should Be Withdrawn

Outside researchers haven't been able to reproduce the papers' results.<p>One of the scientists involved in two milestone stem cell papers now wants to withdraw the papers.<p>Late in January, a team of American and Japanese scientists announced they'd discovered a new, easy way to transform adult skin …

No More Knife: The Stem-Cell Shortcut To Injury Recovery

Stephan Drake was halfway down a backcountry ski run in Alaska last March, filming with Sweetgrass Productions and Patagonia, when he aired over a steep spine onto an unexpected wind crust. The snow grabbed his right ski and Drake felt the unmistakable <i>snap!</i> of his knee ripping apart as he rolled …