Chris Fitzjohn

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Understanding the Universe’s invisible elements

Our solar system extends a lot further than we first thought. Astrophysicist Charles Alcock says exploring its outer reaches may shed light on the Earth’s beginnings.<p>Most of the Universe is invisible. Understanding these unseeable elements can be an important step in working out how the entire …

Universe

Inside The Largest Simulation Of The Universe Ever Created

A giant supercomputer is making massively detailed models of the cosmos.<p>Imagine being asked to solve a complex algebra problem that is roughly 95 percent variables and only five percent known values. This is a rough analogy perhaps, but it paints a fairly accurate picture of the task faced by …

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The new equation for estimating alien life across the universe

Many of us have glanced upwards at the stars and wondered whether there is other life out there somewhere. Few, however, have then tried to write down an equation to express the probability in numbers.<p>Sara Seager of the Massachusetts Institute of Technology has done just that. Her equation collects …

Groundbreaking New Particle Could Make Hard Drives 20 Times Smaller

There are many reasons why we still have size limitations on technology, but when it comes to data storage, one thing really stands out. You can only …

NASA develops 3D printing factory in space

<b>News:</b> NASA is developing an orbiting factory that will use 3D printing and robots to fabricate giant structures such as antennas and solar arrays of …

How To 3-D Print Your Own Invisibility Cloak

Now you see it...<p>The invisibility cloak Harry Potter brandishes against dark lords and nosy professors is now a reality—at least in microwave light. Duke University engineer Yaroslav Urzhumov has designed a plastic disk that makes a small object placed in its hollow center invisible to frequencies …

Self-driving cars will bristle with sensors

<b>Editors' note:</b> <i>Be sure to catch the other stories in this package: on how Google's robo-cars mean the end of driving as we know it, on real-world experiments with platoons of connected cars, and on smart transport grids.</i><p>Self-driving cars are analogous to another autonomous entity, the human being: …

5 Cool Ways to Become a Citizen Scientist

The rise of modern hacker culture is putting science back in the hands of curious laypeople.<p><b>It's easier than ever for creative types to perform serious science as a hobby.</b> You don't need a doctorate or the backing of a federal agency to ask a novel, worthwhile scientific question. You just need …

Nanotubes: Can we make speakers as thin as paper?

The idea of light, thin speakers is almost 100 years old, but now thanks to nanotechnology scientists think it might finally be possible.<p>It’s time for one of those imagined futures which always miss the mark by a mile – you know... “Imagine setting off for work with your jet-pack…” But here we go …

Does the internet need a backup system?

The internet connects billions of people and keeps our societies together – a job it wasn’t designed for. Technologist Danny Hillis says we must know what to do if the worst happens and it breaks.<p>The internet controls many aspects of our lives in this connected world. But it is a fragile thing – …

Pressy: the one-button Android controller so cool it was Kickstarted in under a day

If Kickstarter had a 24-hour funders club, Pebble and the Bolex Camera would be welcoming Pressy today. In under a day, the multifunction Android controller has more than doubled its $40,000 goal (raising $108,435 from 4,889 backers as of this writing) and with 45 days left to go, the numbers keep …

Join the fight against extreme poverty

<i>ONE President and CEO Michael Elliott was asked to write the foreword to a catalogue of striking photographs of Hong Kong that were submitted to</i> …

NASA's Curiosity rover is now driving itself

NASA engineers have been piloting the Mars rover Curiosity for over a year now, but yesterday, Curiosity finally took the wheel. On Tuesday, the rover switched to its autonomous navigation system and took its first drive into unapproved territory, as part of a general shift that will help the rover …

Quantum computing videos help explain the next frontier in computation - ExtremeTech

By on August 28, 2013 at 10:30 am<p>This site may earn affiliate commissions from the links on this page. Terms of use.<p>PHD Comics is almost absurdly …

Quantum Computing

Element 115 Confirmed...Blink And You'll Miss It

<b>What's the Latest Development?</b><p>By bombarding a thin film of americium with a beam of calcium, scientists in Germany have confirmed the existence of …

More Proof That Life On Earth May Have Come From Mars

<b>What's the Latest Development?</b><p>According to biochemist Steven Benner of Florida's Westheimer Institute for Science and Technology, life as we know it …

NASA Tests Largest 3-D Printed Rocket Part Ever

3-D printed engines could support human missions to deep space.<p>In NASA's latest exploration of combining 3-D printing and space travel, the agency ran tests on the largest ever 3-D printed rocket engine component at the Marshall Space Flight Center.<p>The engine part was a complex subscale injector, …