chris welsh

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Sun's 8.2-billion-year-old twin found

About 250 light-years away in the constellation Capricornus (The Sea Goat) lies a star that looks awfully familiar.<p>Known as HIP 102152, the star is a virtual twin of our sun, which in and of itself is not so unusual. But HIP 102152 is older than our 4.6-billion-year old sun -- by nearly 4 billion …

New Football Helmet Could Save the Sport

Athletes in the U.S. suffer 3.8 million sports-related concussions each year. While helmet makers dither with small improvements, Swedish scientists have built something that could protect us all.<p>On August 19, 2012, in week two of the NFL preseason, Indianapolis Colts wide receiver Austin Collie …

Heartbeats to replace traditional passwords

Our heartbeats could be used instead of traditional passwords to unlock smartphones, tablets and cars using a new device being developed by Canadian company Bionym.<p>Passwords scrawled on a scrap of paper are easily lost, jumbled letters and numbers are quickly forgotten and, with “password” still …

Information Systems

The Way The U.S. Teaches Science Doesn’t Work

Here's how to fix it<p>In 2012, a shocking 69 percent of American high-school graduates failed to meet college-readiness benchmarks in science. And in a 2010 paper about math and science achievement, the U.S. ranked last out of the eight countries studied (including England, South Korea, and Hungary). …

Polio eradication: A humanitarian fix.

The Bill and Melinda Gates Foundation has been spearheading an effort over the past couple of years to close the last mile on polio eradication. …

Microphone Turns Your Fingertip Into A Speaker

Touch your finger to someone's ear, and they'll hear your recorded message whispering to them.<p>Turn your body into another kind of wonderland: A new invention from Disney Research lets you record messages to your friends that they can hear only if you touch your finger to their ears. That is, your …

NASA is farming lettuce in space

Starting in December, NASA will begin producing its own food in orbit for the first time ever, according to a new report in <i>Modern Farmer</i>. Called the Vegetable Production System (or VEGGIE for short), the minimal rig will accommodate six romaine lettuce plants grown under pink LED lamps, ready for …

Reports Say Tesla Is Developing A Self-Driving Car

With all the buzz over autonomous automobiles these days – among other automakers currently in the race, Nissan recently pledged it would bring a self-driving car of its own to market by decade’s end – it comes as no surprise that high-tech darling Tesla Motors would be working on its own auto …

World's First 3D Scanner for iPad Triples Kickstarter Goal in One Day

Yesterday morning San Francisco-based Occipital launched Structure Sensor—the world’s first 3D scanner for iPad—on Kickstarter with a fundraising …

How Robo-Bees Could Save America's Crops

Tiny robotic pollinators could save crops that rely on bees.<p>Something is killing off up to half of America's bees--terrible news for bees and the vegetation that depends on them for pollination. Fewer bees not only means less honey, it means less <i>food</i>. Researchers at Harvard are working on a partial …

Colonies of wired microbes turn sewage into electricity - Futurity

A new way to generate electricity from sewage uses naturally occurring “wired microbes” as mini …

Giant Gob of Earwax Reveals Blue Whale Secrets

Wildlife<p><b>Two biologists at Baylor University in Texas, Sascha Usenko and Stephen Trumble, and colleagues have dissected a giant gob of earwax from a blue whale to measure pollutants to which the whale was exposed.</b><p>The earwax (known as an earplug) can also be used to measure levels of stress and …

Can a blood test detect autism? Google Ventures is betting it can

As autism grows more prevalent, early detection is crucial<p>The chances a child will receive a diagnosis of autism has increased 72 percent over the last five years, a dramatic rise that has stumped many health care experts. While there is no cure for autism, early detection and treatment in the form …

Gold rush: How I failed the iPhone 5s line

Advertisement<p>43 Comments<p>Credit: Gabe Stein<p>I woke up this morning at 5 a.m. Stumbling around in the dark, I threw on a jean jacket and hopped on the …

Could a breath-monitoring headset improve your health?

Advertisement<p>0 Comments<p>Wearable technology and quantified self fans already strap gadgets to all different parts of their bodies to keep tabs on …

Chipworks: Apple’s A7 Chip Made By Samsung, M7 Co-Processor By NXP

Here’s a bit of supply chain nerdery for you on the iPhone 5s front. Teardown experts Chipworks have uncapped Apple’s A7 processor and discovered that it is indeed still made by Samsung.<p>There had been significant rumors before the release of the iPhone 5s that pointed to Apple shifting its SoC …

Can Twitter turn its popularity into profits?

Some high-flying internet start-ups have proved financially successful in the past, while others have failed to capitalise on their legions of users. So with Twitter soon to offer its shares to investors, which camp will it fall into?<p>When a household name makes its shares available to investors for …